1 /* 2 * Copyright 2011 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 * Authors: Alex Deucher 23 */ 24 #include <linux/firmware.h> 25 #include <linux/platform_device.h> 26 #include <linux/slab.h> 27 #include <linux/module.h> 28 #include "drmP.h" 29 #include "radeon.h" 30 #include "radeon_asic.h" 31 #include "radeon_drm.h" 32 #include "sid.h" 33 #include "atom.h" 34 #include "si_blit_shaders.h" 35 36 #define SI_PFP_UCODE_SIZE 2144 37 #define SI_PM4_UCODE_SIZE 2144 38 #define SI_CE_UCODE_SIZE 2144 39 #define SI_RLC_UCODE_SIZE 2048 40 #define SI_MC_UCODE_SIZE 7769 41 42 MODULE_FIRMWARE("radeon/TAHITI_pfp.bin"); 43 MODULE_FIRMWARE("radeon/TAHITI_me.bin"); 44 MODULE_FIRMWARE("radeon/TAHITI_ce.bin"); 45 MODULE_FIRMWARE("radeon/TAHITI_mc.bin"); 46 MODULE_FIRMWARE("radeon/TAHITI_rlc.bin"); 47 MODULE_FIRMWARE("radeon/PITCAIRN_pfp.bin"); 48 MODULE_FIRMWARE("radeon/PITCAIRN_me.bin"); 49 MODULE_FIRMWARE("radeon/PITCAIRN_ce.bin"); 50 MODULE_FIRMWARE("radeon/PITCAIRN_mc.bin"); 51 MODULE_FIRMWARE("radeon/PITCAIRN_rlc.bin"); 52 MODULE_FIRMWARE("radeon/VERDE_pfp.bin"); 53 MODULE_FIRMWARE("radeon/VERDE_me.bin"); 54 MODULE_FIRMWARE("radeon/VERDE_ce.bin"); 55 MODULE_FIRMWARE("radeon/VERDE_mc.bin"); 56 MODULE_FIRMWARE("radeon/VERDE_rlc.bin"); 57 58 extern int r600_ih_ring_alloc(struct radeon_device *rdev); 59 extern void r600_ih_ring_fini(struct radeon_device *rdev); 60 extern void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev); 61 extern void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save); 62 extern void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save); 63 extern u32 evergreen_get_number_of_dram_channels(struct radeon_device *rdev); 64 65 /* get temperature in millidegrees */ 66 int si_get_temp(struct radeon_device *rdev) 67 { 68 u32 temp; 69 int actual_temp = 0; 70 71 temp = (RREG32(CG_MULT_THERMAL_STATUS) & CTF_TEMP_MASK) >> 72 CTF_TEMP_SHIFT; 73 74 if (temp & 0x200) 75 actual_temp = 255; 76 else 77 actual_temp = temp & 0x1ff; 78 79 actual_temp = (actual_temp * 1000); 80 81 return actual_temp; 82 } 83 84 #define TAHITI_IO_MC_REGS_SIZE 36 85 86 static const u32 tahiti_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = { 87 {0x0000006f, 0x03044000}, 88 {0x00000070, 0x0480c018}, 89 {0x00000071, 0x00000040}, 90 {0x00000072, 0x01000000}, 91 {0x00000074, 0x000000ff}, 92 {0x00000075, 0x00143400}, 93 {0x00000076, 0x08ec0800}, 94 {0x00000077, 0x040000cc}, 95 {0x00000079, 0x00000000}, 96 {0x0000007a, 0x21000409}, 97 {0x0000007c, 0x00000000}, 98 {0x0000007d, 0xe8000000}, 99 {0x0000007e, 0x044408a8}, 100 {0x0000007f, 0x00000003}, 101 {0x00000080, 0x00000000}, 102 {0x00000081, 0x01000000}, 103 {0x00000082, 0x02000000}, 104 {0x00000083, 0x00000000}, 105 {0x00000084, 0xe3f3e4f4}, 106 {0x00000085, 0x00052024}, 107 {0x00000087, 0x00000000}, 108 {0x00000088, 0x66036603}, 109 {0x00000089, 0x01000000}, 110 {0x0000008b, 0x1c0a0000}, 111 {0x0000008c, 0xff010000}, 112 {0x0000008e, 0xffffefff}, 113 {0x0000008f, 0xfff3efff}, 114 {0x00000090, 0xfff3efbf}, 115 {0x00000094, 0x00101101}, 116 {0x00000095, 0x00000fff}, 117 {0x00000096, 0x00116fff}, 118 {0x00000097, 0x60010000}, 119 {0x00000098, 0x10010000}, 120 {0x00000099, 0x00006000}, 121 {0x0000009a, 0x00001000}, 122 {0x0000009f, 0x00a77400} 123 }; 124 125 static const u32 pitcairn_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = { 126 {0x0000006f, 0x03044000}, 127 {0x00000070, 0x0480c018}, 128 {0x00000071, 0x00000040}, 129 {0x00000072, 0x01000000}, 130 {0x00000074, 0x000000ff}, 131 {0x00000075, 0x00143400}, 132 {0x00000076, 0x08ec0800}, 133 {0x00000077, 0x040000cc}, 134 {0x00000079, 0x00000000}, 135 {0x0000007a, 0x21000409}, 136 {0x0000007c, 0x00000000}, 137 {0x0000007d, 0xe8000000}, 138 {0x0000007e, 0x044408a8}, 139 {0x0000007f, 0x00000003}, 140 {0x00000080, 0x00000000}, 141 {0x00000081, 0x01000000}, 142 {0x00000082, 0x02000000}, 143 {0x00000083, 0x00000000}, 144 {0x00000084, 0xe3f3e4f4}, 145 {0x00000085, 0x00052024}, 146 {0x00000087, 0x00000000}, 147 {0x00000088, 0x66036603}, 148 {0x00000089, 0x01000000}, 149 {0x0000008b, 0x1c0a0000}, 150 {0x0000008c, 0xff010000}, 151 {0x0000008e, 0xffffefff}, 152 {0x0000008f, 0xfff3efff}, 153 {0x00000090, 0xfff3efbf}, 154 {0x00000094, 0x00101101}, 155 {0x00000095, 0x00000fff}, 156 {0x00000096, 0x00116fff}, 157 {0x00000097, 0x60010000}, 158 {0x00000098, 0x10010000}, 159 {0x00000099, 0x00006000}, 160 {0x0000009a, 0x00001000}, 161 {0x0000009f, 0x00a47400} 162 }; 163 164 static const u32 verde_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = { 165 {0x0000006f, 0x03044000}, 166 {0x00000070, 0x0480c018}, 167 {0x00000071, 0x00000040}, 168 {0x00000072, 0x01000000}, 169 {0x00000074, 0x000000ff}, 170 {0x00000075, 0x00143400}, 171 {0x00000076, 0x08ec0800}, 172 {0x00000077, 0x040000cc}, 173 {0x00000079, 0x00000000}, 174 {0x0000007a, 0x21000409}, 175 {0x0000007c, 0x00000000}, 176 {0x0000007d, 0xe8000000}, 177 {0x0000007e, 0x044408a8}, 178 {0x0000007f, 0x00000003}, 179 {0x00000080, 0x00000000}, 180 {0x00000081, 0x01000000}, 181 {0x00000082, 0x02000000}, 182 {0x00000083, 0x00000000}, 183 {0x00000084, 0xe3f3e4f4}, 184 {0x00000085, 0x00052024}, 185 {0x00000087, 0x00000000}, 186 {0x00000088, 0x66036603}, 187 {0x00000089, 0x01000000}, 188 {0x0000008b, 0x1c0a0000}, 189 {0x0000008c, 0xff010000}, 190 {0x0000008e, 0xffffefff}, 191 {0x0000008f, 0xfff3efff}, 192 {0x00000090, 0xfff3efbf}, 193 {0x00000094, 0x00101101}, 194 {0x00000095, 0x00000fff}, 195 {0x00000096, 0x00116fff}, 196 {0x00000097, 0x60010000}, 197 {0x00000098, 0x10010000}, 198 {0x00000099, 0x00006000}, 199 {0x0000009a, 0x00001000}, 200 {0x0000009f, 0x00a37400} 201 }; 202 203 /* ucode loading */ 204 static int si_mc_load_microcode(struct radeon_device *rdev) 205 { 206 const __be32 *fw_data; 207 u32 running, blackout = 0; 208 u32 *io_mc_regs; 209 int i, ucode_size, regs_size; 210 211 if (!rdev->mc_fw) 212 return -EINVAL; 213 214 switch (rdev->family) { 215 case CHIP_TAHITI: 216 io_mc_regs = (u32 *)&tahiti_io_mc_regs; 217 ucode_size = SI_MC_UCODE_SIZE; 218 regs_size = TAHITI_IO_MC_REGS_SIZE; 219 break; 220 case CHIP_PITCAIRN: 221 io_mc_regs = (u32 *)&pitcairn_io_mc_regs; 222 ucode_size = SI_MC_UCODE_SIZE; 223 regs_size = TAHITI_IO_MC_REGS_SIZE; 224 break; 225 case CHIP_VERDE: 226 default: 227 io_mc_regs = (u32 *)&verde_io_mc_regs; 228 ucode_size = SI_MC_UCODE_SIZE; 229 regs_size = TAHITI_IO_MC_REGS_SIZE; 230 break; 231 } 232 233 running = RREG32(MC_SEQ_SUP_CNTL) & RUN_MASK; 234 235 if (running == 0) { 236 if (running) { 237 blackout = RREG32(MC_SHARED_BLACKOUT_CNTL); 238 WREG32(MC_SHARED_BLACKOUT_CNTL, blackout | 1); 239 } 240 241 /* reset the engine and set to writable */ 242 WREG32(MC_SEQ_SUP_CNTL, 0x00000008); 243 WREG32(MC_SEQ_SUP_CNTL, 0x00000010); 244 245 /* load mc io regs */ 246 for (i = 0; i < regs_size; i++) { 247 WREG32(MC_SEQ_IO_DEBUG_INDEX, io_mc_regs[(i << 1)]); 248 WREG32(MC_SEQ_IO_DEBUG_DATA, io_mc_regs[(i << 1) + 1]); 249 } 250 /* load the MC ucode */ 251 fw_data = (const __be32 *)rdev->mc_fw->data; 252 for (i = 0; i < ucode_size; i++) 253 WREG32(MC_SEQ_SUP_PGM, be32_to_cpup(fw_data++)); 254 255 /* put the engine back into the active state */ 256 WREG32(MC_SEQ_SUP_CNTL, 0x00000008); 257 WREG32(MC_SEQ_SUP_CNTL, 0x00000004); 258 WREG32(MC_SEQ_SUP_CNTL, 0x00000001); 259 260 /* wait for training to complete */ 261 for (i = 0; i < rdev->usec_timeout; i++) { 262 if (RREG32(MC_SEQ_TRAIN_WAKEUP_CNTL) & TRAIN_DONE_D0) 263 break; 264 udelay(1); 265 } 266 for (i = 0; i < rdev->usec_timeout; i++) { 267 if (RREG32(MC_SEQ_TRAIN_WAKEUP_CNTL) & TRAIN_DONE_D1) 268 break; 269 udelay(1); 270 } 271 272 if (running) 273 WREG32(MC_SHARED_BLACKOUT_CNTL, blackout); 274 } 275 276 return 0; 277 } 278 279 static int si_init_microcode(struct radeon_device *rdev) 280 { 281 struct platform_device *pdev; 282 const char *chip_name; 283 const char *rlc_chip_name; 284 size_t pfp_req_size, me_req_size, ce_req_size, rlc_req_size, mc_req_size; 285 char fw_name[30]; 286 int err; 287 288 DRM_DEBUG("\n"); 289 290 pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0); 291 err = IS_ERR(pdev); 292 if (err) { 293 printk(KERN_ERR "radeon_cp: Failed to register firmware\n"); 294 return -EINVAL; 295 } 296 297 switch (rdev->family) { 298 case CHIP_TAHITI: 299 chip_name = "TAHITI"; 300 rlc_chip_name = "TAHITI"; 301 pfp_req_size = SI_PFP_UCODE_SIZE * 4; 302 me_req_size = SI_PM4_UCODE_SIZE * 4; 303 ce_req_size = SI_CE_UCODE_SIZE * 4; 304 rlc_req_size = SI_RLC_UCODE_SIZE * 4; 305 mc_req_size = SI_MC_UCODE_SIZE * 4; 306 break; 307 case CHIP_PITCAIRN: 308 chip_name = "PITCAIRN"; 309 rlc_chip_name = "PITCAIRN"; 310 pfp_req_size = SI_PFP_UCODE_SIZE * 4; 311 me_req_size = SI_PM4_UCODE_SIZE * 4; 312 ce_req_size = SI_CE_UCODE_SIZE * 4; 313 rlc_req_size = SI_RLC_UCODE_SIZE * 4; 314 mc_req_size = SI_MC_UCODE_SIZE * 4; 315 break; 316 case CHIP_VERDE: 317 chip_name = "VERDE"; 318 rlc_chip_name = "VERDE"; 319 pfp_req_size = SI_PFP_UCODE_SIZE * 4; 320 me_req_size = SI_PM4_UCODE_SIZE * 4; 321 ce_req_size = SI_CE_UCODE_SIZE * 4; 322 rlc_req_size = SI_RLC_UCODE_SIZE * 4; 323 mc_req_size = SI_MC_UCODE_SIZE * 4; 324 break; 325 default: BUG(); 326 } 327 328 DRM_INFO("Loading %s Microcode\n", chip_name); 329 330 snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name); 331 err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev); 332 if (err) 333 goto out; 334 if (rdev->pfp_fw->size != pfp_req_size) { 335 printk(KERN_ERR 336 "si_cp: Bogus length %zu in firmware \"%s\"\n", 337 rdev->pfp_fw->size, fw_name); 338 err = -EINVAL; 339 goto out; 340 } 341 342 snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name); 343 err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev); 344 if (err) 345 goto out; 346 if (rdev->me_fw->size != me_req_size) { 347 printk(KERN_ERR 348 "si_cp: Bogus length %zu in firmware \"%s\"\n", 349 rdev->me_fw->size, fw_name); 350 err = -EINVAL; 351 } 352 353 snprintf(fw_name, sizeof(fw_name), "radeon/%s_ce.bin", chip_name); 354 err = request_firmware(&rdev->ce_fw, fw_name, &pdev->dev); 355 if (err) 356 goto out; 357 if (rdev->ce_fw->size != ce_req_size) { 358 printk(KERN_ERR 359 "si_cp: Bogus length %zu in firmware \"%s\"\n", 360 rdev->ce_fw->size, fw_name); 361 err = -EINVAL; 362 } 363 364 snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name); 365 err = request_firmware(&rdev->rlc_fw, fw_name, &pdev->dev); 366 if (err) 367 goto out; 368 if (rdev->rlc_fw->size != rlc_req_size) { 369 printk(KERN_ERR 370 "si_rlc: Bogus length %zu in firmware \"%s\"\n", 371 rdev->rlc_fw->size, fw_name); 372 err = -EINVAL; 373 } 374 375 snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", chip_name); 376 err = request_firmware(&rdev->mc_fw, fw_name, &pdev->dev); 377 if (err) 378 goto out; 379 if (rdev->mc_fw->size != mc_req_size) { 380 printk(KERN_ERR 381 "si_mc: Bogus length %zu in firmware \"%s\"\n", 382 rdev->mc_fw->size, fw_name); 383 err = -EINVAL; 384 } 385 386 out: 387 platform_device_unregister(pdev); 388 389 if (err) { 390 if (err != -EINVAL) 391 printk(KERN_ERR 392 "si_cp: Failed to load firmware \"%s\"\n", 393 fw_name); 394 release_firmware(rdev->pfp_fw); 395 rdev->pfp_fw = NULL; 396 release_firmware(rdev->me_fw); 397 rdev->me_fw = NULL; 398 release_firmware(rdev->ce_fw); 399 rdev->ce_fw = NULL; 400 release_firmware(rdev->rlc_fw); 401 rdev->rlc_fw = NULL; 402 release_firmware(rdev->mc_fw); 403 rdev->mc_fw = NULL; 404 } 405 return err; 406 } 407 408 /* watermark setup */ 409 static u32 dce6_line_buffer_adjust(struct radeon_device *rdev, 410 struct radeon_crtc *radeon_crtc, 411 struct drm_display_mode *mode, 412 struct drm_display_mode *other_mode) 413 { 414 u32 tmp; 415 /* 416 * Line Buffer Setup 417 * There are 3 line buffers, each one shared by 2 display controllers. 418 * DC_LB_MEMORY_SPLIT controls how that line buffer is shared between 419 * the display controllers. The paritioning is done via one of four 420 * preset allocations specified in bits 21:20: 421 * 0 - half lb 422 * 2 - whole lb, other crtc must be disabled 423 */ 424 /* this can get tricky if we have two large displays on a paired group 425 * of crtcs. Ideally for multiple large displays we'd assign them to 426 * non-linked crtcs for maximum line buffer allocation. 427 */ 428 if (radeon_crtc->base.enabled && mode) { 429 if (other_mode) 430 tmp = 0; /* 1/2 */ 431 else 432 tmp = 2; /* whole */ 433 } else 434 tmp = 0; 435 436 WREG32(DC_LB_MEMORY_SPLIT + radeon_crtc->crtc_offset, 437 DC_LB_MEMORY_CONFIG(tmp)); 438 439 if (radeon_crtc->base.enabled && mode) { 440 switch (tmp) { 441 case 0: 442 default: 443 return 4096 * 2; 444 case 2: 445 return 8192 * 2; 446 } 447 } 448 449 /* controller not enabled, so no lb used */ 450 return 0; 451 } 452 453 static u32 si_get_number_of_dram_channels(struct radeon_device *rdev) 454 { 455 u32 tmp = RREG32(MC_SHARED_CHMAP); 456 457 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) { 458 case 0: 459 default: 460 return 1; 461 case 1: 462 return 2; 463 case 2: 464 return 4; 465 case 3: 466 return 8; 467 case 4: 468 return 3; 469 case 5: 470 return 6; 471 case 6: 472 return 10; 473 case 7: 474 return 12; 475 case 8: 476 return 16; 477 } 478 } 479 480 struct dce6_wm_params { 481 u32 dram_channels; /* number of dram channels */ 482 u32 yclk; /* bandwidth per dram data pin in kHz */ 483 u32 sclk; /* engine clock in kHz */ 484 u32 disp_clk; /* display clock in kHz */ 485 u32 src_width; /* viewport width */ 486 u32 active_time; /* active display time in ns */ 487 u32 blank_time; /* blank time in ns */ 488 bool interlaced; /* mode is interlaced */ 489 fixed20_12 vsc; /* vertical scale ratio */ 490 u32 num_heads; /* number of active crtcs */ 491 u32 bytes_per_pixel; /* bytes per pixel display + overlay */ 492 u32 lb_size; /* line buffer allocated to pipe */ 493 u32 vtaps; /* vertical scaler taps */ 494 }; 495 496 static u32 dce6_dram_bandwidth(struct dce6_wm_params *wm) 497 { 498 /* Calculate raw DRAM Bandwidth */ 499 fixed20_12 dram_efficiency; /* 0.7 */ 500 fixed20_12 yclk, dram_channels, bandwidth; 501 fixed20_12 a; 502 503 a.full = dfixed_const(1000); 504 yclk.full = dfixed_const(wm->yclk); 505 yclk.full = dfixed_div(yclk, a); 506 dram_channels.full = dfixed_const(wm->dram_channels * 4); 507 a.full = dfixed_const(10); 508 dram_efficiency.full = dfixed_const(7); 509 dram_efficiency.full = dfixed_div(dram_efficiency, a); 510 bandwidth.full = dfixed_mul(dram_channels, yclk); 511 bandwidth.full = dfixed_mul(bandwidth, dram_efficiency); 512 513 return dfixed_trunc(bandwidth); 514 } 515 516 static u32 dce6_dram_bandwidth_for_display(struct dce6_wm_params *wm) 517 { 518 /* Calculate DRAM Bandwidth and the part allocated to display. */ 519 fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */ 520 fixed20_12 yclk, dram_channels, bandwidth; 521 fixed20_12 a; 522 523 a.full = dfixed_const(1000); 524 yclk.full = dfixed_const(wm->yclk); 525 yclk.full = dfixed_div(yclk, a); 526 dram_channels.full = dfixed_const(wm->dram_channels * 4); 527 a.full = dfixed_const(10); 528 disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */ 529 disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a); 530 bandwidth.full = dfixed_mul(dram_channels, yclk); 531 bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation); 532 533 return dfixed_trunc(bandwidth); 534 } 535 536 static u32 dce6_data_return_bandwidth(struct dce6_wm_params *wm) 537 { 538 /* Calculate the display Data return Bandwidth */ 539 fixed20_12 return_efficiency; /* 0.8 */ 540 fixed20_12 sclk, bandwidth; 541 fixed20_12 a; 542 543 a.full = dfixed_const(1000); 544 sclk.full = dfixed_const(wm->sclk); 545 sclk.full = dfixed_div(sclk, a); 546 a.full = dfixed_const(10); 547 return_efficiency.full = dfixed_const(8); 548 return_efficiency.full = dfixed_div(return_efficiency, a); 549 a.full = dfixed_const(32); 550 bandwidth.full = dfixed_mul(a, sclk); 551 bandwidth.full = dfixed_mul(bandwidth, return_efficiency); 552 553 return dfixed_trunc(bandwidth); 554 } 555 556 static u32 dce6_get_dmif_bytes_per_request(struct dce6_wm_params *wm) 557 { 558 return 32; 559 } 560 561 static u32 dce6_dmif_request_bandwidth(struct dce6_wm_params *wm) 562 { 563 /* Calculate the DMIF Request Bandwidth */ 564 fixed20_12 disp_clk_request_efficiency; /* 0.8 */ 565 fixed20_12 disp_clk, sclk, bandwidth; 566 fixed20_12 a, b1, b2; 567 u32 min_bandwidth; 568 569 a.full = dfixed_const(1000); 570 disp_clk.full = dfixed_const(wm->disp_clk); 571 disp_clk.full = dfixed_div(disp_clk, a); 572 a.full = dfixed_const(dce6_get_dmif_bytes_per_request(wm) / 2); 573 b1.full = dfixed_mul(a, disp_clk); 574 575 a.full = dfixed_const(1000); 576 sclk.full = dfixed_const(wm->sclk); 577 sclk.full = dfixed_div(sclk, a); 578 a.full = dfixed_const(dce6_get_dmif_bytes_per_request(wm)); 579 b2.full = dfixed_mul(a, sclk); 580 581 a.full = dfixed_const(10); 582 disp_clk_request_efficiency.full = dfixed_const(8); 583 disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a); 584 585 min_bandwidth = min(dfixed_trunc(b1), dfixed_trunc(b2)); 586 587 a.full = dfixed_const(min_bandwidth); 588 bandwidth.full = dfixed_mul(a, disp_clk_request_efficiency); 589 590 return dfixed_trunc(bandwidth); 591 } 592 593 static u32 dce6_available_bandwidth(struct dce6_wm_params *wm) 594 { 595 /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */ 596 u32 dram_bandwidth = dce6_dram_bandwidth(wm); 597 u32 data_return_bandwidth = dce6_data_return_bandwidth(wm); 598 u32 dmif_req_bandwidth = dce6_dmif_request_bandwidth(wm); 599 600 return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth)); 601 } 602 603 static u32 dce6_average_bandwidth(struct dce6_wm_params *wm) 604 { 605 /* Calculate the display mode Average Bandwidth 606 * DisplayMode should contain the source and destination dimensions, 607 * timing, etc. 608 */ 609 fixed20_12 bpp; 610 fixed20_12 line_time; 611 fixed20_12 src_width; 612 fixed20_12 bandwidth; 613 fixed20_12 a; 614 615 a.full = dfixed_const(1000); 616 line_time.full = dfixed_const(wm->active_time + wm->blank_time); 617 line_time.full = dfixed_div(line_time, a); 618 bpp.full = dfixed_const(wm->bytes_per_pixel); 619 src_width.full = dfixed_const(wm->src_width); 620 bandwidth.full = dfixed_mul(src_width, bpp); 621 bandwidth.full = dfixed_mul(bandwidth, wm->vsc); 622 bandwidth.full = dfixed_div(bandwidth, line_time); 623 624 return dfixed_trunc(bandwidth); 625 } 626 627 static u32 dce6_latency_watermark(struct dce6_wm_params *wm) 628 { 629 /* First calcualte the latency in ns */ 630 u32 mc_latency = 2000; /* 2000 ns. */ 631 u32 available_bandwidth = dce6_available_bandwidth(wm); 632 u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth; 633 u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth; 634 u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */ 635 u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) + 636 (wm->num_heads * cursor_line_pair_return_time); 637 u32 latency = mc_latency + other_heads_data_return_time + dc_latency; 638 u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time; 639 u32 tmp, dmif_size = 12288; 640 fixed20_12 a, b, c; 641 642 if (wm->num_heads == 0) 643 return 0; 644 645 a.full = dfixed_const(2); 646 b.full = dfixed_const(1); 647 if ((wm->vsc.full > a.full) || 648 ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) || 649 (wm->vtaps >= 5) || 650 ((wm->vsc.full >= a.full) && wm->interlaced)) 651 max_src_lines_per_dst_line = 4; 652 else 653 max_src_lines_per_dst_line = 2; 654 655 a.full = dfixed_const(available_bandwidth); 656 b.full = dfixed_const(wm->num_heads); 657 a.full = dfixed_div(a, b); 658 659 b.full = dfixed_const(mc_latency + 512); 660 c.full = dfixed_const(wm->disp_clk); 661 b.full = dfixed_div(b, c); 662 663 c.full = dfixed_const(dmif_size); 664 b.full = dfixed_div(c, b); 665 666 tmp = min(dfixed_trunc(a), dfixed_trunc(b)); 667 668 b.full = dfixed_const(1000); 669 c.full = dfixed_const(wm->disp_clk); 670 b.full = dfixed_div(c, b); 671 c.full = dfixed_const(wm->bytes_per_pixel); 672 b.full = dfixed_mul(b, c); 673 674 lb_fill_bw = min(tmp, dfixed_trunc(b)); 675 676 a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel); 677 b.full = dfixed_const(1000); 678 c.full = dfixed_const(lb_fill_bw); 679 b.full = dfixed_div(c, b); 680 a.full = dfixed_div(a, b); 681 line_fill_time = dfixed_trunc(a); 682 683 if (line_fill_time < wm->active_time) 684 return latency; 685 else 686 return latency + (line_fill_time - wm->active_time); 687 688 } 689 690 static bool dce6_average_bandwidth_vs_dram_bandwidth_for_display(struct dce6_wm_params *wm) 691 { 692 if (dce6_average_bandwidth(wm) <= 693 (dce6_dram_bandwidth_for_display(wm) / wm->num_heads)) 694 return true; 695 else 696 return false; 697 }; 698 699 static bool dce6_average_bandwidth_vs_available_bandwidth(struct dce6_wm_params *wm) 700 { 701 if (dce6_average_bandwidth(wm) <= 702 (dce6_available_bandwidth(wm) / wm->num_heads)) 703 return true; 704 else 705 return false; 706 }; 707 708 static bool dce6_check_latency_hiding(struct dce6_wm_params *wm) 709 { 710 u32 lb_partitions = wm->lb_size / wm->src_width; 711 u32 line_time = wm->active_time + wm->blank_time; 712 u32 latency_tolerant_lines; 713 u32 latency_hiding; 714 fixed20_12 a; 715 716 a.full = dfixed_const(1); 717 if (wm->vsc.full > a.full) 718 latency_tolerant_lines = 1; 719 else { 720 if (lb_partitions <= (wm->vtaps + 1)) 721 latency_tolerant_lines = 1; 722 else 723 latency_tolerant_lines = 2; 724 } 725 726 latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time); 727 728 if (dce6_latency_watermark(wm) <= latency_hiding) 729 return true; 730 else 731 return false; 732 } 733 734 static void dce6_program_watermarks(struct radeon_device *rdev, 735 struct radeon_crtc *radeon_crtc, 736 u32 lb_size, u32 num_heads) 737 { 738 struct drm_display_mode *mode = &radeon_crtc->base.mode; 739 struct dce6_wm_params wm; 740 u32 pixel_period; 741 u32 line_time = 0; 742 u32 latency_watermark_a = 0, latency_watermark_b = 0; 743 u32 priority_a_mark = 0, priority_b_mark = 0; 744 u32 priority_a_cnt = PRIORITY_OFF; 745 u32 priority_b_cnt = PRIORITY_OFF; 746 u32 tmp, arb_control3; 747 fixed20_12 a, b, c; 748 749 if (radeon_crtc->base.enabled && num_heads && mode) { 750 pixel_period = 1000000 / (u32)mode->clock; 751 line_time = min((u32)mode->crtc_htotal * pixel_period, (u32)65535); 752 priority_a_cnt = 0; 753 priority_b_cnt = 0; 754 755 wm.yclk = rdev->pm.current_mclk * 10; 756 wm.sclk = rdev->pm.current_sclk * 10; 757 wm.disp_clk = mode->clock; 758 wm.src_width = mode->crtc_hdisplay; 759 wm.active_time = mode->crtc_hdisplay * pixel_period; 760 wm.blank_time = line_time - wm.active_time; 761 wm.interlaced = false; 762 if (mode->flags & DRM_MODE_FLAG_INTERLACE) 763 wm.interlaced = true; 764 wm.vsc = radeon_crtc->vsc; 765 wm.vtaps = 1; 766 if (radeon_crtc->rmx_type != RMX_OFF) 767 wm.vtaps = 2; 768 wm.bytes_per_pixel = 4; /* XXX: get this from fb config */ 769 wm.lb_size = lb_size; 770 if (rdev->family == CHIP_ARUBA) 771 wm.dram_channels = evergreen_get_number_of_dram_channels(rdev); 772 else 773 wm.dram_channels = si_get_number_of_dram_channels(rdev); 774 wm.num_heads = num_heads; 775 776 /* set for high clocks */ 777 latency_watermark_a = min(dce6_latency_watermark(&wm), (u32)65535); 778 /* set for low clocks */ 779 /* wm.yclk = low clk; wm.sclk = low clk */ 780 latency_watermark_b = min(dce6_latency_watermark(&wm), (u32)65535); 781 782 /* possibly force display priority to high */ 783 /* should really do this at mode validation time... */ 784 if (!dce6_average_bandwidth_vs_dram_bandwidth_for_display(&wm) || 785 !dce6_average_bandwidth_vs_available_bandwidth(&wm) || 786 !dce6_check_latency_hiding(&wm) || 787 (rdev->disp_priority == 2)) { 788 DRM_DEBUG_KMS("force priority to high\n"); 789 priority_a_cnt |= PRIORITY_ALWAYS_ON; 790 priority_b_cnt |= PRIORITY_ALWAYS_ON; 791 } 792 793 a.full = dfixed_const(1000); 794 b.full = dfixed_const(mode->clock); 795 b.full = dfixed_div(b, a); 796 c.full = dfixed_const(latency_watermark_a); 797 c.full = dfixed_mul(c, b); 798 c.full = dfixed_mul(c, radeon_crtc->hsc); 799 c.full = dfixed_div(c, a); 800 a.full = dfixed_const(16); 801 c.full = dfixed_div(c, a); 802 priority_a_mark = dfixed_trunc(c); 803 priority_a_cnt |= priority_a_mark & PRIORITY_MARK_MASK; 804 805 a.full = dfixed_const(1000); 806 b.full = dfixed_const(mode->clock); 807 b.full = dfixed_div(b, a); 808 c.full = dfixed_const(latency_watermark_b); 809 c.full = dfixed_mul(c, b); 810 c.full = dfixed_mul(c, radeon_crtc->hsc); 811 c.full = dfixed_div(c, a); 812 a.full = dfixed_const(16); 813 c.full = dfixed_div(c, a); 814 priority_b_mark = dfixed_trunc(c); 815 priority_b_cnt |= priority_b_mark & PRIORITY_MARK_MASK; 816 } 817 818 /* select wm A */ 819 arb_control3 = RREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset); 820 tmp = arb_control3; 821 tmp &= ~LATENCY_WATERMARK_MASK(3); 822 tmp |= LATENCY_WATERMARK_MASK(1); 823 WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset, tmp); 824 WREG32(DPG_PIPE_LATENCY_CONTROL + radeon_crtc->crtc_offset, 825 (LATENCY_LOW_WATERMARK(latency_watermark_a) | 826 LATENCY_HIGH_WATERMARK(line_time))); 827 /* select wm B */ 828 tmp = RREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset); 829 tmp &= ~LATENCY_WATERMARK_MASK(3); 830 tmp |= LATENCY_WATERMARK_MASK(2); 831 WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset, tmp); 832 WREG32(DPG_PIPE_LATENCY_CONTROL + radeon_crtc->crtc_offset, 833 (LATENCY_LOW_WATERMARK(latency_watermark_b) | 834 LATENCY_HIGH_WATERMARK(line_time))); 835 /* restore original selection */ 836 WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset, arb_control3); 837 838 /* write the priority marks */ 839 WREG32(PRIORITY_A_CNT + radeon_crtc->crtc_offset, priority_a_cnt); 840 WREG32(PRIORITY_B_CNT + radeon_crtc->crtc_offset, priority_b_cnt); 841 842 } 843 844 void dce6_bandwidth_update(struct radeon_device *rdev) 845 { 846 struct drm_display_mode *mode0 = NULL; 847 struct drm_display_mode *mode1 = NULL; 848 u32 num_heads = 0, lb_size; 849 int i; 850 851 radeon_update_display_priority(rdev); 852 853 for (i = 0; i < rdev->num_crtc; i++) { 854 if (rdev->mode_info.crtcs[i]->base.enabled) 855 num_heads++; 856 } 857 for (i = 0; i < rdev->num_crtc; i += 2) { 858 mode0 = &rdev->mode_info.crtcs[i]->base.mode; 859 mode1 = &rdev->mode_info.crtcs[i+1]->base.mode; 860 lb_size = dce6_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i], mode0, mode1); 861 dce6_program_watermarks(rdev, rdev->mode_info.crtcs[i], lb_size, num_heads); 862 lb_size = dce6_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i+1], mode1, mode0); 863 dce6_program_watermarks(rdev, rdev->mode_info.crtcs[i+1], lb_size, num_heads); 864 } 865 } 866 867 /* 868 * Core functions 869 */ 870 static void si_tiling_mode_table_init(struct radeon_device *rdev) 871 { 872 const u32 num_tile_mode_states = 32; 873 u32 reg_offset, gb_tile_moden, split_equal_to_row_size; 874 875 switch (rdev->config.si.mem_row_size_in_kb) { 876 case 1: 877 split_equal_to_row_size = ADDR_SURF_TILE_SPLIT_1KB; 878 break; 879 case 2: 880 default: 881 split_equal_to_row_size = ADDR_SURF_TILE_SPLIT_2KB; 882 break; 883 case 4: 884 split_equal_to_row_size = ADDR_SURF_TILE_SPLIT_4KB; 885 break; 886 } 887 888 if ((rdev->family == CHIP_TAHITI) || 889 (rdev->family == CHIP_PITCAIRN)) { 890 for (reg_offset = 0; reg_offset < num_tile_mode_states; reg_offset++) { 891 switch (reg_offset) { 892 case 0: /* non-AA compressed depth or any compressed stencil */ 893 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 894 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 895 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 896 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | 897 NUM_BANKS(ADDR_SURF_16_BANK) | 898 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 899 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 900 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 901 break; 902 case 1: /* 2xAA/4xAA compressed depth only */ 903 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 904 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 905 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 906 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) | 907 NUM_BANKS(ADDR_SURF_16_BANK) | 908 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 909 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 910 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 911 break; 912 case 2: /* 8xAA compressed depth only */ 913 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 914 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 915 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 916 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 917 NUM_BANKS(ADDR_SURF_16_BANK) | 918 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 919 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 920 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 921 break; 922 case 3: /* 2xAA/4xAA compressed depth with stencil (for depth buffer) */ 923 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 924 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 925 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 926 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) | 927 NUM_BANKS(ADDR_SURF_16_BANK) | 928 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 929 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 930 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 931 break; 932 case 4: /* Maps w/ a dimension less than the 2D macro-tile dimensions (for mipmapped depth textures) */ 933 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | 934 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 935 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 936 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | 937 NUM_BANKS(ADDR_SURF_16_BANK) | 938 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 939 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 940 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 941 break; 942 case 5: /* Uncompressed 16bpp depth - and stencil buffer allocated with it */ 943 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 944 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 945 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 946 TILE_SPLIT(split_equal_to_row_size) | 947 NUM_BANKS(ADDR_SURF_16_BANK) | 948 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 949 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 950 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 951 break; 952 case 6: /* Uncompressed 32bpp depth - and stencil buffer allocated with it */ 953 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 954 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 955 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 956 TILE_SPLIT(split_equal_to_row_size) | 957 NUM_BANKS(ADDR_SURF_16_BANK) | 958 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 959 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 960 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); 961 break; 962 case 7: /* Uncompressed 8bpp stencil without depth (drivers typically do not use) */ 963 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 964 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 965 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 966 TILE_SPLIT(split_equal_to_row_size) | 967 NUM_BANKS(ADDR_SURF_16_BANK) | 968 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 969 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 970 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 971 break; 972 case 8: /* 1D and 1D Array Surfaces */ 973 gb_tile_moden = (ARRAY_MODE(ARRAY_LINEAR_ALIGNED) | 974 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | 975 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 976 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | 977 NUM_BANKS(ADDR_SURF_16_BANK) | 978 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 979 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 980 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 981 break; 982 case 9: /* Displayable maps. */ 983 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | 984 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | 985 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 986 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | 987 NUM_BANKS(ADDR_SURF_16_BANK) | 988 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 989 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 990 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 991 break; 992 case 10: /* Display 8bpp. */ 993 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 994 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | 995 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 996 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 997 NUM_BANKS(ADDR_SURF_16_BANK) | 998 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 999 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1000 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1001 break; 1002 case 11: /* Display 16bpp. */ 1003 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1004 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | 1005 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1006 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1007 NUM_BANKS(ADDR_SURF_16_BANK) | 1008 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1009 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1010 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1011 break; 1012 case 12: /* Display 32bpp. */ 1013 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1014 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | 1015 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1016 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | 1017 NUM_BANKS(ADDR_SURF_16_BANK) | 1018 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1019 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 1020 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); 1021 break; 1022 case 13: /* Thin. */ 1023 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | 1024 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1025 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1026 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | 1027 NUM_BANKS(ADDR_SURF_16_BANK) | 1028 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1029 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1030 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1031 break; 1032 case 14: /* Thin 8 bpp. */ 1033 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1034 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1035 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1036 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1037 NUM_BANKS(ADDR_SURF_16_BANK) | 1038 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1039 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1040 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); 1041 break; 1042 case 15: /* Thin 16 bpp. */ 1043 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1044 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1045 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1046 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1047 NUM_BANKS(ADDR_SURF_16_BANK) | 1048 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1049 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1050 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); 1051 break; 1052 case 16: /* Thin 32 bpp. */ 1053 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1054 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1055 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1056 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | 1057 NUM_BANKS(ADDR_SURF_16_BANK) | 1058 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1059 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 1060 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); 1061 break; 1062 case 17: /* Thin 64 bpp. */ 1063 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1064 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1065 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1066 TILE_SPLIT(split_equal_to_row_size) | 1067 NUM_BANKS(ADDR_SURF_16_BANK) | 1068 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1069 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 1070 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); 1071 break; 1072 case 21: /* 8 bpp PRT. */ 1073 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1074 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1075 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1076 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1077 NUM_BANKS(ADDR_SURF_16_BANK) | 1078 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_2) | 1079 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1080 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1081 break; 1082 case 22: /* 16 bpp PRT */ 1083 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1084 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1085 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1086 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1087 NUM_BANKS(ADDR_SURF_16_BANK) | 1088 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1089 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1090 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); 1091 break; 1092 case 23: /* 32 bpp PRT */ 1093 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1094 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1095 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1096 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1097 NUM_BANKS(ADDR_SURF_16_BANK) | 1098 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1099 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1100 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1101 break; 1102 case 24: /* 64 bpp PRT */ 1103 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1104 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1105 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1106 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | 1107 NUM_BANKS(ADDR_SURF_16_BANK) | 1108 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1109 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 1110 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1111 break; 1112 case 25: /* 128 bpp PRT */ 1113 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1114 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1115 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1116 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_1KB) | 1117 NUM_BANKS(ADDR_SURF_8_BANK) | 1118 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1119 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 1120 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); 1121 break; 1122 default: 1123 gb_tile_moden = 0; 1124 break; 1125 } 1126 WREG32(GB_TILE_MODE0 + (reg_offset * 4), gb_tile_moden); 1127 } 1128 } else if (rdev->family == CHIP_VERDE) { 1129 for (reg_offset = 0; reg_offset < num_tile_mode_states; reg_offset++) { 1130 switch (reg_offset) { 1131 case 0: /* non-AA compressed depth or any compressed stencil */ 1132 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1133 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 1134 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1135 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | 1136 NUM_BANKS(ADDR_SURF_16_BANK) | 1137 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1138 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1139 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); 1140 break; 1141 case 1: /* 2xAA/4xAA compressed depth only */ 1142 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1143 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 1144 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1145 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) | 1146 NUM_BANKS(ADDR_SURF_16_BANK) | 1147 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1148 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1149 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); 1150 break; 1151 case 2: /* 8xAA compressed depth only */ 1152 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1153 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 1154 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1155 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1156 NUM_BANKS(ADDR_SURF_16_BANK) | 1157 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1158 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1159 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); 1160 break; 1161 case 3: /* 2xAA/4xAA compressed depth with stencil (for depth buffer) */ 1162 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1163 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 1164 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1165 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) | 1166 NUM_BANKS(ADDR_SURF_16_BANK) | 1167 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1168 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1169 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); 1170 break; 1171 case 4: /* Maps w/ a dimension less than the 2D macro-tile dimensions (for mipmapped depth textures) */ 1172 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | 1173 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 1174 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1175 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | 1176 NUM_BANKS(ADDR_SURF_16_BANK) | 1177 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1178 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1179 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1180 break; 1181 case 5: /* Uncompressed 16bpp depth - and stencil buffer allocated with it */ 1182 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1183 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 1184 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1185 TILE_SPLIT(split_equal_to_row_size) | 1186 NUM_BANKS(ADDR_SURF_16_BANK) | 1187 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1188 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1189 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1190 break; 1191 case 6: /* Uncompressed 32bpp depth - and stencil buffer allocated with it */ 1192 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1193 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 1194 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1195 TILE_SPLIT(split_equal_to_row_size) | 1196 NUM_BANKS(ADDR_SURF_16_BANK) | 1197 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1198 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 1199 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1200 break; 1201 case 7: /* Uncompressed 8bpp stencil without depth (drivers typically do not use) */ 1202 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1203 MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | 1204 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1205 TILE_SPLIT(split_equal_to_row_size) | 1206 NUM_BANKS(ADDR_SURF_16_BANK) | 1207 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1208 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1209 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); 1210 break; 1211 case 8: /* 1D and 1D Array Surfaces */ 1212 gb_tile_moden = (ARRAY_MODE(ARRAY_LINEAR_ALIGNED) | 1213 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | 1214 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1215 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | 1216 NUM_BANKS(ADDR_SURF_16_BANK) | 1217 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1218 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1219 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1220 break; 1221 case 9: /* Displayable maps. */ 1222 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | 1223 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | 1224 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1225 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | 1226 NUM_BANKS(ADDR_SURF_16_BANK) | 1227 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1228 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1229 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1230 break; 1231 case 10: /* Display 8bpp. */ 1232 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1233 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | 1234 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1235 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1236 NUM_BANKS(ADDR_SURF_16_BANK) | 1237 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1238 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1239 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); 1240 break; 1241 case 11: /* Display 16bpp. */ 1242 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1243 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | 1244 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1245 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1246 NUM_BANKS(ADDR_SURF_16_BANK) | 1247 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1248 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1249 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1250 break; 1251 case 12: /* Display 32bpp. */ 1252 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1253 MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | 1254 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1255 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | 1256 NUM_BANKS(ADDR_SURF_16_BANK) | 1257 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1258 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 1259 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1260 break; 1261 case 13: /* Thin. */ 1262 gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | 1263 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1264 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1265 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | 1266 NUM_BANKS(ADDR_SURF_16_BANK) | 1267 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1268 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1269 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1270 break; 1271 case 14: /* Thin 8 bpp. */ 1272 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1273 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1274 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1275 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1276 NUM_BANKS(ADDR_SURF_16_BANK) | 1277 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1278 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1279 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1280 break; 1281 case 15: /* Thin 16 bpp. */ 1282 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1283 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1284 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1285 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1286 NUM_BANKS(ADDR_SURF_16_BANK) | 1287 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1288 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1289 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1290 break; 1291 case 16: /* Thin 32 bpp. */ 1292 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1293 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1294 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1295 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | 1296 NUM_BANKS(ADDR_SURF_16_BANK) | 1297 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1298 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 1299 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1300 break; 1301 case 17: /* Thin 64 bpp. */ 1302 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1303 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1304 PIPE_CONFIG(ADDR_SURF_P4_8x16) | 1305 TILE_SPLIT(split_equal_to_row_size) | 1306 NUM_BANKS(ADDR_SURF_16_BANK) | 1307 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1308 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 1309 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1310 break; 1311 case 21: /* 8 bpp PRT. */ 1312 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1313 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1314 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1315 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1316 NUM_BANKS(ADDR_SURF_16_BANK) | 1317 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_2) | 1318 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1319 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1320 break; 1321 case 22: /* 16 bpp PRT */ 1322 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1323 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1324 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1325 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1326 NUM_BANKS(ADDR_SURF_16_BANK) | 1327 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1328 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | 1329 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); 1330 break; 1331 case 23: /* 32 bpp PRT */ 1332 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1333 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1334 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1335 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | 1336 NUM_BANKS(ADDR_SURF_16_BANK) | 1337 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1338 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | 1339 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1340 break; 1341 case 24: /* 64 bpp PRT */ 1342 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1343 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1344 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1345 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | 1346 NUM_BANKS(ADDR_SURF_16_BANK) | 1347 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1348 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 1349 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); 1350 break; 1351 case 25: /* 128 bpp PRT */ 1352 gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | 1353 MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | 1354 PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | 1355 TILE_SPLIT(ADDR_SURF_TILE_SPLIT_1KB) | 1356 NUM_BANKS(ADDR_SURF_8_BANK) | 1357 BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | 1358 BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | 1359 MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); 1360 break; 1361 default: 1362 gb_tile_moden = 0; 1363 break; 1364 } 1365 WREG32(GB_TILE_MODE0 + (reg_offset * 4), gb_tile_moden); 1366 } 1367 } else 1368 DRM_ERROR("unknown asic: 0x%x\n", rdev->family); 1369 } 1370 1371 static void si_select_se_sh(struct radeon_device *rdev, 1372 u32 se_num, u32 sh_num) 1373 { 1374 u32 data = INSTANCE_BROADCAST_WRITES; 1375 1376 if ((se_num == 0xffffffff) && (sh_num == 0xffffffff)) 1377 data = SH_BROADCAST_WRITES | SE_BROADCAST_WRITES; 1378 else if (se_num == 0xffffffff) 1379 data |= SE_BROADCAST_WRITES | SH_INDEX(sh_num); 1380 else if (sh_num == 0xffffffff) 1381 data |= SH_BROADCAST_WRITES | SE_INDEX(se_num); 1382 else 1383 data |= SH_INDEX(sh_num) | SE_INDEX(se_num); 1384 WREG32(GRBM_GFX_INDEX, data); 1385 } 1386 1387 static u32 si_create_bitmask(u32 bit_width) 1388 { 1389 u32 i, mask = 0; 1390 1391 for (i = 0; i < bit_width; i++) { 1392 mask <<= 1; 1393 mask |= 1; 1394 } 1395 return mask; 1396 } 1397 1398 static u32 si_get_cu_enabled(struct radeon_device *rdev, u32 cu_per_sh) 1399 { 1400 u32 data, mask; 1401 1402 data = RREG32(CC_GC_SHADER_ARRAY_CONFIG); 1403 if (data & 1) 1404 data &= INACTIVE_CUS_MASK; 1405 else 1406 data = 0; 1407 data |= RREG32(GC_USER_SHADER_ARRAY_CONFIG); 1408 1409 data >>= INACTIVE_CUS_SHIFT; 1410 1411 mask = si_create_bitmask(cu_per_sh); 1412 1413 return ~data & mask; 1414 } 1415 1416 static void si_setup_spi(struct radeon_device *rdev, 1417 u32 se_num, u32 sh_per_se, 1418 u32 cu_per_sh) 1419 { 1420 int i, j, k; 1421 u32 data, mask, active_cu; 1422 1423 for (i = 0; i < se_num; i++) { 1424 for (j = 0; j < sh_per_se; j++) { 1425 si_select_se_sh(rdev, i, j); 1426 data = RREG32(SPI_STATIC_THREAD_MGMT_3); 1427 active_cu = si_get_cu_enabled(rdev, cu_per_sh); 1428 1429 mask = 1; 1430 for (k = 0; k < 16; k++) { 1431 mask <<= k; 1432 if (active_cu & mask) { 1433 data &= ~mask; 1434 WREG32(SPI_STATIC_THREAD_MGMT_3, data); 1435 break; 1436 } 1437 } 1438 } 1439 } 1440 si_select_se_sh(rdev, 0xffffffff, 0xffffffff); 1441 } 1442 1443 static u32 si_get_rb_disabled(struct radeon_device *rdev, 1444 u32 max_rb_num, u32 se_num, 1445 u32 sh_per_se) 1446 { 1447 u32 data, mask; 1448 1449 data = RREG32(CC_RB_BACKEND_DISABLE); 1450 if (data & 1) 1451 data &= BACKEND_DISABLE_MASK; 1452 else 1453 data = 0; 1454 data |= RREG32(GC_USER_RB_BACKEND_DISABLE); 1455 1456 data >>= BACKEND_DISABLE_SHIFT; 1457 1458 mask = si_create_bitmask(max_rb_num / se_num / sh_per_se); 1459 1460 return data & mask; 1461 } 1462 1463 static void si_setup_rb(struct radeon_device *rdev, 1464 u32 se_num, u32 sh_per_se, 1465 u32 max_rb_num) 1466 { 1467 int i, j; 1468 u32 data, mask; 1469 u32 disabled_rbs = 0; 1470 u32 enabled_rbs = 0; 1471 1472 for (i = 0; i < se_num; i++) { 1473 for (j = 0; j < sh_per_se; j++) { 1474 si_select_se_sh(rdev, i, j); 1475 data = si_get_rb_disabled(rdev, max_rb_num, se_num, sh_per_se); 1476 disabled_rbs |= data << ((i * sh_per_se + j) * TAHITI_RB_BITMAP_WIDTH_PER_SH); 1477 } 1478 } 1479 si_select_se_sh(rdev, 0xffffffff, 0xffffffff); 1480 1481 mask = 1; 1482 for (i = 0; i < max_rb_num; i++) { 1483 if (!(disabled_rbs & mask)) 1484 enabled_rbs |= mask; 1485 mask <<= 1; 1486 } 1487 1488 for (i = 0; i < se_num; i++) { 1489 si_select_se_sh(rdev, i, 0xffffffff); 1490 data = 0; 1491 for (j = 0; j < sh_per_se; j++) { 1492 switch (enabled_rbs & 3) { 1493 case 1: 1494 data |= (RASTER_CONFIG_RB_MAP_0 << (i * sh_per_se + j) * 2); 1495 break; 1496 case 2: 1497 data |= (RASTER_CONFIG_RB_MAP_3 << (i * sh_per_se + j) * 2); 1498 break; 1499 case 3: 1500 default: 1501 data |= (RASTER_CONFIG_RB_MAP_2 << (i * sh_per_se + j) * 2); 1502 break; 1503 } 1504 enabled_rbs >>= 2; 1505 } 1506 WREG32(PA_SC_RASTER_CONFIG, data); 1507 } 1508 si_select_se_sh(rdev, 0xffffffff, 0xffffffff); 1509 } 1510 1511 static void si_gpu_init(struct radeon_device *rdev) 1512 { 1513 u32 gb_addr_config = 0; 1514 u32 mc_shared_chmap, mc_arb_ramcfg; 1515 u32 sx_debug_1; 1516 u32 hdp_host_path_cntl; 1517 u32 tmp; 1518 int i, j; 1519 1520 switch (rdev->family) { 1521 case CHIP_TAHITI: 1522 rdev->config.si.max_shader_engines = 2; 1523 rdev->config.si.max_tile_pipes = 12; 1524 rdev->config.si.max_cu_per_sh = 8; 1525 rdev->config.si.max_sh_per_se = 2; 1526 rdev->config.si.max_backends_per_se = 4; 1527 rdev->config.si.max_texture_channel_caches = 12; 1528 rdev->config.si.max_gprs = 256; 1529 rdev->config.si.max_gs_threads = 32; 1530 rdev->config.si.max_hw_contexts = 8; 1531 1532 rdev->config.si.sc_prim_fifo_size_frontend = 0x20; 1533 rdev->config.si.sc_prim_fifo_size_backend = 0x100; 1534 rdev->config.si.sc_hiz_tile_fifo_size = 0x30; 1535 rdev->config.si.sc_earlyz_tile_fifo_size = 0x130; 1536 gb_addr_config = TAHITI_GB_ADDR_CONFIG_GOLDEN; 1537 break; 1538 case CHIP_PITCAIRN: 1539 rdev->config.si.max_shader_engines = 2; 1540 rdev->config.si.max_tile_pipes = 8; 1541 rdev->config.si.max_cu_per_sh = 5; 1542 rdev->config.si.max_sh_per_se = 2; 1543 rdev->config.si.max_backends_per_se = 4; 1544 rdev->config.si.max_texture_channel_caches = 8; 1545 rdev->config.si.max_gprs = 256; 1546 rdev->config.si.max_gs_threads = 32; 1547 rdev->config.si.max_hw_contexts = 8; 1548 1549 rdev->config.si.sc_prim_fifo_size_frontend = 0x20; 1550 rdev->config.si.sc_prim_fifo_size_backend = 0x100; 1551 rdev->config.si.sc_hiz_tile_fifo_size = 0x30; 1552 rdev->config.si.sc_earlyz_tile_fifo_size = 0x130; 1553 gb_addr_config = TAHITI_GB_ADDR_CONFIG_GOLDEN; 1554 break; 1555 case CHIP_VERDE: 1556 default: 1557 rdev->config.si.max_shader_engines = 1; 1558 rdev->config.si.max_tile_pipes = 4; 1559 rdev->config.si.max_cu_per_sh = 2; 1560 rdev->config.si.max_sh_per_se = 2; 1561 rdev->config.si.max_backends_per_se = 4; 1562 rdev->config.si.max_texture_channel_caches = 4; 1563 rdev->config.si.max_gprs = 256; 1564 rdev->config.si.max_gs_threads = 32; 1565 rdev->config.si.max_hw_contexts = 8; 1566 1567 rdev->config.si.sc_prim_fifo_size_frontend = 0x20; 1568 rdev->config.si.sc_prim_fifo_size_backend = 0x40; 1569 rdev->config.si.sc_hiz_tile_fifo_size = 0x30; 1570 rdev->config.si.sc_earlyz_tile_fifo_size = 0x130; 1571 gb_addr_config = VERDE_GB_ADDR_CONFIG_GOLDEN; 1572 break; 1573 } 1574 1575 /* Initialize HDP */ 1576 for (i = 0, j = 0; i < 32; i++, j += 0x18) { 1577 WREG32((0x2c14 + j), 0x00000000); 1578 WREG32((0x2c18 + j), 0x00000000); 1579 WREG32((0x2c1c + j), 0x00000000); 1580 WREG32((0x2c20 + j), 0x00000000); 1581 WREG32((0x2c24 + j), 0x00000000); 1582 } 1583 1584 WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff)); 1585 1586 evergreen_fix_pci_max_read_req_size(rdev); 1587 1588 WREG32(BIF_FB_EN, FB_READ_EN | FB_WRITE_EN); 1589 1590 mc_shared_chmap = RREG32(MC_SHARED_CHMAP); 1591 mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG); 1592 1593 rdev->config.si.num_tile_pipes = rdev->config.si.max_tile_pipes; 1594 rdev->config.si.mem_max_burst_length_bytes = 256; 1595 tmp = (mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT; 1596 rdev->config.si.mem_row_size_in_kb = (4 * (1 << (8 + tmp))) / 1024; 1597 if (rdev->config.si.mem_row_size_in_kb > 4) 1598 rdev->config.si.mem_row_size_in_kb = 4; 1599 /* XXX use MC settings? */ 1600 rdev->config.si.shader_engine_tile_size = 32; 1601 rdev->config.si.num_gpus = 1; 1602 rdev->config.si.multi_gpu_tile_size = 64; 1603 1604 /* fix up row size */ 1605 gb_addr_config &= ~ROW_SIZE_MASK; 1606 switch (rdev->config.si.mem_row_size_in_kb) { 1607 case 1: 1608 default: 1609 gb_addr_config |= ROW_SIZE(0); 1610 break; 1611 case 2: 1612 gb_addr_config |= ROW_SIZE(1); 1613 break; 1614 case 4: 1615 gb_addr_config |= ROW_SIZE(2); 1616 break; 1617 } 1618 1619 /* setup tiling info dword. gb_addr_config is not adequate since it does 1620 * not have bank info, so create a custom tiling dword. 1621 * bits 3:0 num_pipes 1622 * bits 7:4 num_banks 1623 * bits 11:8 group_size 1624 * bits 15:12 row_size 1625 */ 1626 rdev->config.si.tile_config = 0; 1627 switch (rdev->config.si.num_tile_pipes) { 1628 case 1: 1629 rdev->config.si.tile_config |= (0 << 0); 1630 break; 1631 case 2: 1632 rdev->config.si.tile_config |= (1 << 0); 1633 break; 1634 case 4: 1635 rdev->config.si.tile_config |= (2 << 0); 1636 break; 1637 case 8: 1638 default: 1639 /* XXX what about 12? */ 1640 rdev->config.si.tile_config |= (3 << 0); 1641 break; 1642 } 1643 if ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) 1644 rdev->config.si.tile_config |= 1 << 4; 1645 else 1646 rdev->config.si.tile_config |= 0 << 4; 1647 rdev->config.si.tile_config |= 1648 ((gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT) << 8; 1649 rdev->config.si.tile_config |= 1650 ((gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT) << 12; 1651 1652 WREG32(GB_ADDR_CONFIG, gb_addr_config); 1653 WREG32(DMIF_ADDR_CONFIG, gb_addr_config); 1654 WREG32(HDP_ADDR_CONFIG, gb_addr_config); 1655 1656 si_tiling_mode_table_init(rdev); 1657 1658 si_setup_rb(rdev, rdev->config.si.max_shader_engines, 1659 rdev->config.si.max_sh_per_se, 1660 rdev->config.si.max_backends_per_se); 1661 1662 si_setup_spi(rdev, rdev->config.si.max_shader_engines, 1663 rdev->config.si.max_sh_per_se, 1664 rdev->config.si.max_cu_per_sh); 1665 1666 1667 /* set HW defaults for 3D engine */ 1668 WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) | 1669 ROQ_IB2_START(0x2b))); 1670 WREG32(CP_MEQ_THRESHOLDS, MEQ1_START(0x30) | MEQ2_START(0x60)); 1671 1672 sx_debug_1 = RREG32(SX_DEBUG_1); 1673 WREG32(SX_DEBUG_1, sx_debug_1); 1674 1675 WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4)); 1676 1677 WREG32(PA_SC_FIFO_SIZE, (SC_FRONTEND_PRIM_FIFO_SIZE(rdev->config.si.sc_prim_fifo_size_frontend) | 1678 SC_BACKEND_PRIM_FIFO_SIZE(rdev->config.si.sc_prim_fifo_size_backend) | 1679 SC_HIZ_TILE_FIFO_SIZE(rdev->config.si.sc_hiz_tile_fifo_size) | 1680 SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.si.sc_earlyz_tile_fifo_size))); 1681 1682 WREG32(VGT_NUM_INSTANCES, 1); 1683 1684 WREG32(CP_PERFMON_CNTL, 0); 1685 1686 WREG32(SQ_CONFIG, 0); 1687 1688 WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) | 1689 FORCE_EOV_MAX_REZ_CNT(255))); 1690 1691 WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC) | 1692 AUTO_INVLD_EN(ES_AND_GS_AUTO)); 1693 1694 WREG32(VGT_GS_VERTEX_REUSE, 16); 1695 WREG32(PA_SC_LINE_STIPPLE_STATE, 0); 1696 1697 WREG32(CB_PERFCOUNTER0_SELECT0, 0); 1698 WREG32(CB_PERFCOUNTER0_SELECT1, 0); 1699 WREG32(CB_PERFCOUNTER1_SELECT0, 0); 1700 WREG32(CB_PERFCOUNTER1_SELECT1, 0); 1701 WREG32(CB_PERFCOUNTER2_SELECT0, 0); 1702 WREG32(CB_PERFCOUNTER2_SELECT1, 0); 1703 WREG32(CB_PERFCOUNTER3_SELECT0, 0); 1704 WREG32(CB_PERFCOUNTER3_SELECT1, 0); 1705 1706 tmp = RREG32(HDP_MISC_CNTL); 1707 tmp |= HDP_FLUSH_INVALIDATE_CACHE; 1708 WREG32(HDP_MISC_CNTL, tmp); 1709 1710 hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL); 1711 WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl); 1712 1713 WREG32(PA_CL_ENHANCE, CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3)); 1714 1715 udelay(50); 1716 } 1717 1718 /* 1719 * GPU scratch registers helpers function. 1720 */ 1721 static void si_scratch_init(struct radeon_device *rdev) 1722 { 1723 int i; 1724 1725 rdev->scratch.num_reg = 7; 1726 rdev->scratch.reg_base = SCRATCH_REG0; 1727 for (i = 0; i < rdev->scratch.num_reg; i++) { 1728 rdev->scratch.free[i] = true; 1729 rdev->scratch.reg[i] = rdev->scratch.reg_base + (i * 4); 1730 } 1731 } 1732 1733 void si_fence_ring_emit(struct radeon_device *rdev, 1734 struct radeon_fence *fence) 1735 { 1736 struct radeon_ring *ring = &rdev->ring[fence->ring]; 1737 u64 addr = rdev->fence_drv[fence->ring].gpu_addr; 1738 1739 /* flush read cache over gart */ 1740 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); 1741 radeon_ring_write(ring, (CP_COHER_CNTL2 - PACKET3_SET_CONFIG_REG_START) >> 2); 1742 radeon_ring_write(ring, 0); 1743 radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3)); 1744 radeon_ring_write(ring, PACKET3_TCL1_ACTION_ENA | 1745 PACKET3_TC_ACTION_ENA | 1746 PACKET3_SH_KCACHE_ACTION_ENA | 1747 PACKET3_SH_ICACHE_ACTION_ENA); 1748 radeon_ring_write(ring, 0xFFFFFFFF); 1749 radeon_ring_write(ring, 0); 1750 radeon_ring_write(ring, 10); /* poll interval */ 1751 /* EVENT_WRITE_EOP - flush caches, send int */ 1752 radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE_EOP, 4)); 1753 radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_TS_EVENT) | EVENT_INDEX(5)); 1754 radeon_ring_write(ring, addr & 0xffffffff); 1755 radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | DATA_SEL(1) | INT_SEL(2)); 1756 radeon_ring_write(ring, fence->seq); 1757 radeon_ring_write(ring, 0); 1758 } 1759 1760 /* 1761 * IB stuff 1762 */ 1763 void si_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib) 1764 { 1765 struct radeon_ring *ring = &rdev->ring[ib->fence->ring]; 1766 u32 header; 1767 1768 if (ib->is_const_ib) 1769 header = PACKET3(PACKET3_INDIRECT_BUFFER_CONST, 2); 1770 else 1771 header = PACKET3(PACKET3_INDIRECT_BUFFER, 2); 1772 1773 radeon_ring_write(ring, header); 1774 radeon_ring_write(ring, 1775 #ifdef __BIG_ENDIAN 1776 (2 << 0) | 1777 #endif 1778 (ib->gpu_addr & 0xFFFFFFFC)); 1779 radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFFFF); 1780 radeon_ring_write(ring, ib->length_dw | (ib->vm_id << 24)); 1781 1782 /* flush read cache over gart for this vmid */ 1783 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); 1784 radeon_ring_write(ring, (CP_COHER_CNTL2 - PACKET3_SET_CONFIG_REG_START) >> 2); 1785 radeon_ring_write(ring, ib->vm_id); 1786 radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3)); 1787 radeon_ring_write(ring, PACKET3_TCL1_ACTION_ENA | 1788 PACKET3_TC_ACTION_ENA | 1789 PACKET3_SH_KCACHE_ACTION_ENA | 1790 PACKET3_SH_ICACHE_ACTION_ENA); 1791 radeon_ring_write(ring, 0xFFFFFFFF); 1792 radeon_ring_write(ring, 0); 1793 radeon_ring_write(ring, 10); /* poll interval */ 1794 } 1795 1796 /* 1797 * CP. 1798 */ 1799 static void si_cp_enable(struct radeon_device *rdev, bool enable) 1800 { 1801 if (enable) 1802 WREG32(CP_ME_CNTL, 0); 1803 else { 1804 radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size); 1805 WREG32(CP_ME_CNTL, (CP_ME_HALT | CP_PFP_HALT | CP_CE_HALT)); 1806 WREG32(SCRATCH_UMSK, 0); 1807 } 1808 udelay(50); 1809 } 1810 1811 static int si_cp_load_microcode(struct radeon_device *rdev) 1812 { 1813 const __be32 *fw_data; 1814 int i; 1815 1816 if (!rdev->me_fw || !rdev->pfp_fw) 1817 return -EINVAL; 1818 1819 si_cp_enable(rdev, false); 1820 1821 /* PFP */ 1822 fw_data = (const __be32 *)rdev->pfp_fw->data; 1823 WREG32(CP_PFP_UCODE_ADDR, 0); 1824 for (i = 0; i < SI_PFP_UCODE_SIZE; i++) 1825 WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++)); 1826 WREG32(CP_PFP_UCODE_ADDR, 0); 1827 1828 /* CE */ 1829 fw_data = (const __be32 *)rdev->ce_fw->data; 1830 WREG32(CP_CE_UCODE_ADDR, 0); 1831 for (i = 0; i < SI_CE_UCODE_SIZE; i++) 1832 WREG32(CP_CE_UCODE_DATA, be32_to_cpup(fw_data++)); 1833 WREG32(CP_CE_UCODE_ADDR, 0); 1834 1835 /* ME */ 1836 fw_data = (const __be32 *)rdev->me_fw->data; 1837 WREG32(CP_ME_RAM_WADDR, 0); 1838 for (i = 0; i < SI_PM4_UCODE_SIZE; i++) 1839 WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++)); 1840 WREG32(CP_ME_RAM_WADDR, 0); 1841 1842 WREG32(CP_PFP_UCODE_ADDR, 0); 1843 WREG32(CP_CE_UCODE_ADDR, 0); 1844 WREG32(CP_ME_RAM_WADDR, 0); 1845 WREG32(CP_ME_RAM_RADDR, 0); 1846 return 0; 1847 } 1848 1849 static int si_cp_start(struct radeon_device *rdev) 1850 { 1851 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; 1852 int r, i; 1853 1854 r = radeon_ring_lock(rdev, ring, 7 + 4); 1855 if (r) { 1856 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r); 1857 return r; 1858 } 1859 /* init the CP */ 1860 radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5)); 1861 radeon_ring_write(ring, 0x1); 1862 radeon_ring_write(ring, 0x0); 1863 radeon_ring_write(ring, rdev->config.si.max_hw_contexts - 1); 1864 radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1)); 1865 radeon_ring_write(ring, 0); 1866 radeon_ring_write(ring, 0); 1867 1868 /* init the CE partitions */ 1869 radeon_ring_write(ring, PACKET3(PACKET3_SET_BASE, 2)); 1870 radeon_ring_write(ring, PACKET3_BASE_INDEX(CE_PARTITION_BASE)); 1871 radeon_ring_write(ring, 0xc000); 1872 radeon_ring_write(ring, 0xe000); 1873 radeon_ring_unlock_commit(rdev, ring); 1874 1875 si_cp_enable(rdev, true); 1876 1877 r = radeon_ring_lock(rdev, ring, si_default_size + 10); 1878 if (r) { 1879 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r); 1880 return r; 1881 } 1882 1883 /* setup clear context state */ 1884 radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0)); 1885 radeon_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE); 1886 1887 for (i = 0; i < si_default_size; i++) 1888 radeon_ring_write(ring, si_default_state[i]); 1889 1890 radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0)); 1891 radeon_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE); 1892 1893 /* set clear context state */ 1894 radeon_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0)); 1895 radeon_ring_write(ring, 0); 1896 1897 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 2)); 1898 radeon_ring_write(ring, 0x00000316); 1899 radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */ 1900 radeon_ring_write(ring, 0x00000010); /* VGT_OUT_DEALLOC_CNTL */ 1901 1902 radeon_ring_unlock_commit(rdev, ring); 1903 1904 for (i = RADEON_RING_TYPE_GFX_INDEX; i <= CAYMAN_RING_TYPE_CP2_INDEX; ++i) { 1905 ring = &rdev->ring[i]; 1906 r = radeon_ring_lock(rdev, ring, 2); 1907 1908 /* clear the compute context state */ 1909 radeon_ring_write(ring, PACKET3_COMPUTE(PACKET3_CLEAR_STATE, 0)); 1910 radeon_ring_write(ring, 0); 1911 1912 radeon_ring_unlock_commit(rdev, ring); 1913 } 1914 1915 return 0; 1916 } 1917 1918 static void si_cp_fini(struct radeon_device *rdev) 1919 { 1920 si_cp_enable(rdev, false); 1921 radeon_ring_fini(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]); 1922 radeon_ring_fini(rdev, &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]); 1923 radeon_ring_fini(rdev, &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]); 1924 } 1925 1926 static int si_cp_resume(struct radeon_device *rdev) 1927 { 1928 struct radeon_ring *ring; 1929 u32 tmp; 1930 u32 rb_bufsz; 1931 int r; 1932 1933 /* Reset cp; if cp is reset, then PA, SH, VGT also need to be reset */ 1934 WREG32(GRBM_SOFT_RESET, (SOFT_RESET_CP | 1935 SOFT_RESET_PA | 1936 SOFT_RESET_VGT | 1937 SOFT_RESET_SPI | 1938 SOFT_RESET_SX)); 1939 RREG32(GRBM_SOFT_RESET); 1940 mdelay(15); 1941 WREG32(GRBM_SOFT_RESET, 0); 1942 RREG32(GRBM_SOFT_RESET); 1943 1944 WREG32(CP_SEM_WAIT_TIMER, 0x0); 1945 WREG32(CP_SEM_INCOMPLETE_TIMER_CNTL, 0x0); 1946 1947 /* Set the write pointer delay */ 1948 WREG32(CP_RB_WPTR_DELAY, 0); 1949 1950 WREG32(CP_DEBUG, 0); 1951 WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF); 1952 1953 /* ring 0 - compute and gfx */ 1954 /* Set ring buffer size */ 1955 ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; 1956 rb_bufsz = drm_order(ring->ring_size / 8); 1957 tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz; 1958 #ifdef __BIG_ENDIAN 1959 tmp |= BUF_SWAP_32BIT; 1960 #endif 1961 WREG32(CP_RB0_CNTL, tmp); 1962 1963 /* Initialize the ring buffer's read and write pointers */ 1964 WREG32(CP_RB0_CNTL, tmp | RB_RPTR_WR_ENA); 1965 ring->wptr = 0; 1966 WREG32(CP_RB0_WPTR, ring->wptr); 1967 1968 /* set the wb address wether it's enabled or not */ 1969 WREG32(CP_RB0_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC); 1970 WREG32(CP_RB0_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF); 1971 1972 if (rdev->wb.enabled) 1973 WREG32(SCRATCH_UMSK, 0xff); 1974 else { 1975 tmp |= RB_NO_UPDATE; 1976 WREG32(SCRATCH_UMSK, 0); 1977 } 1978 1979 mdelay(1); 1980 WREG32(CP_RB0_CNTL, tmp); 1981 1982 WREG32(CP_RB0_BASE, ring->gpu_addr >> 8); 1983 1984 ring->rptr = RREG32(CP_RB0_RPTR); 1985 1986 /* ring1 - compute only */ 1987 /* Set ring buffer size */ 1988 ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]; 1989 rb_bufsz = drm_order(ring->ring_size / 8); 1990 tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz; 1991 #ifdef __BIG_ENDIAN 1992 tmp |= BUF_SWAP_32BIT; 1993 #endif 1994 WREG32(CP_RB1_CNTL, tmp); 1995 1996 /* Initialize the ring buffer's read and write pointers */ 1997 WREG32(CP_RB1_CNTL, tmp | RB_RPTR_WR_ENA); 1998 ring->wptr = 0; 1999 WREG32(CP_RB1_WPTR, ring->wptr); 2000 2001 /* set the wb address wether it's enabled or not */ 2002 WREG32(CP_RB1_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP1_RPTR_OFFSET) & 0xFFFFFFFC); 2003 WREG32(CP_RB1_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP1_RPTR_OFFSET) & 0xFF); 2004 2005 mdelay(1); 2006 WREG32(CP_RB1_CNTL, tmp); 2007 2008 WREG32(CP_RB1_BASE, ring->gpu_addr >> 8); 2009 2010 ring->rptr = RREG32(CP_RB1_RPTR); 2011 2012 /* ring2 - compute only */ 2013 /* Set ring buffer size */ 2014 ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]; 2015 rb_bufsz = drm_order(ring->ring_size / 8); 2016 tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz; 2017 #ifdef __BIG_ENDIAN 2018 tmp |= BUF_SWAP_32BIT; 2019 #endif 2020 WREG32(CP_RB2_CNTL, tmp); 2021 2022 /* Initialize the ring buffer's read and write pointers */ 2023 WREG32(CP_RB2_CNTL, tmp | RB_RPTR_WR_ENA); 2024 ring->wptr = 0; 2025 WREG32(CP_RB2_WPTR, ring->wptr); 2026 2027 /* set the wb address wether it's enabled or not */ 2028 WREG32(CP_RB2_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP2_RPTR_OFFSET) & 0xFFFFFFFC); 2029 WREG32(CP_RB2_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP2_RPTR_OFFSET) & 0xFF); 2030 2031 mdelay(1); 2032 WREG32(CP_RB2_CNTL, tmp); 2033 2034 WREG32(CP_RB2_BASE, ring->gpu_addr >> 8); 2035 2036 ring->rptr = RREG32(CP_RB2_RPTR); 2037 2038 /* start the rings */ 2039 si_cp_start(rdev); 2040 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = true; 2041 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = true; 2042 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = true; 2043 r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]); 2044 if (r) { 2045 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false; 2046 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false; 2047 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false; 2048 return r; 2049 } 2050 r = radeon_ring_test(rdev, CAYMAN_RING_TYPE_CP1_INDEX, &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]); 2051 if (r) { 2052 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false; 2053 } 2054 r = radeon_ring_test(rdev, CAYMAN_RING_TYPE_CP2_INDEX, &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]); 2055 if (r) { 2056 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false; 2057 } 2058 2059 return 0; 2060 } 2061 2062 bool si_gpu_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring) 2063 { 2064 u32 srbm_status; 2065 u32 grbm_status, grbm_status2; 2066 u32 grbm_status_se0, grbm_status_se1; 2067 2068 srbm_status = RREG32(SRBM_STATUS); 2069 grbm_status = RREG32(GRBM_STATUS); 2070 grbm_status2 = RREG32(GRBM_STATUS2); 2071 grbm_status_se0 = RREG32(GRBM_STATUS_SE0); 2072 grbm_status_se1 = RREG32(GRBM_STATUS_SE1); 2073 if (!(grbm_status & GUI_ACTIVE)) { 2074 radeon_ring_lockup_update(ring); 2075 return false; 2076 } 2077 /* force CP activities */ 2078 radeon_ring_force_activity(rdev, ring); 2079 return radeon_ring_test_lockup(rdev, ring); 2080 } 2081 2082 static int si_gpu_soft_reset(struct radeon_device *rdev) 2083 { 2084 struct evergreen_mc_save save; 2085 u32 grbm_reset = 0; 2086 2087 if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE)) 2088 return 0; 2089 2090 dev_info(rdev->dev, "GPU softreset \n"); 2091 dev_info(rdev->dev, " GRBM_STATUS=0x%08X\n", 2092 RREG32(GRBM_STATUS)); 2093 dev_info(rdev->dev, " GRBM_STATUS2=0x%08X\n", 2094 RREG32(GRBM_STATUS2)); 2095 dev_info(rdev->dev, " GRBM_STATUS_SE0=0x%08X\n", 2096 RREG32(GRBM_STATUS_SE0)); 2097 dev_info(rdev->dev, " GRBM_STATUS_SE1=0x%08X\n", 2098 RREG32(GRBM_STATUS_SE1)); 2099 dev_info(rdev->dev, " SRBM_STATUS=0x%08X\n", 2100 RREG32(SRBM_STATUS)); 2101 evergreen_mc_stop(rdev, &save); 2102 if (radeon_mc_wait_for_idle(rdev)) { 2103 dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); 2104 } 2105 /* Disable CP parsing/prefetching */ 2106 WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT | CP_CE_HALT); 2107 2108 /* reset all the gfx blocks */ 2109 grbm_reset = (SOFT_RESET_CP | 2110 SOFT_RESET_CB | 2111 SOFT_RESET_DB | 2112 SOFT_RESET_GDS | 2113 SOFT_RESET_PA | 2114 SOFT_RESET_SC | 2115 SOFT_RESET_BCI | 2116 SOFT_RESET_SPI | 2117 SOFT_RESET_SX | 2118 SOFT_RESET_TC | 2119 SOFT_RESET_TA | 2120 SOFT_RESET_VGT | 2121 SOFT_RESET_IA); 2122 2123 dev_info(rdev->dev, " GRBM_SOFT_RESET=0x%08X\n", grbm_reset); 2124 WREG32(GRBM_SOFT_RESET, grbm_reset); 2125 (void)RREG32(GRBM_SOFT_RESET); 2126 udelay(50); 2127 WREG32(GRBM_SOFT_RESET, 0); 2128 (void)RREG32(GRBM_SOFT_RESET); 2129 /* Wait a little for things to settle down */ 2130 udelay(50); 2131 dev_info(rdev->dev, " GRBM_STATUS=0x%08X\n", 2132 RREG32(GRBM_STATUS)); 2133 dev_info(rdev->dev, " GRBM_STATUS2=0x%08X\n", 2134 RREG32(GRBM_STATUS2)); 2135 dev_info(rdev->dev, " GRBM_STATUS_SE0=0x%08X\n", 2136 RREG32(GRBM_STATUS_SE0)); 2137 dev_info(rdev->dev, " GRBM_STATUS_SE1=0x%08X\n", 2138 RREG32(GRBM_STATUS_SE1)); 2139 dev_info(rdev->dev, " SRBM_STATUS=0x%08X\n", 2140 RREG32(SRBM_STATUS)); 2141 evergreen_mc_resume(rdev, &save); 2142 return 0; 2143 } 2144 2145 int si_asic_reset(struct radeon_device *rdev) 2146 { 2147 return si_gpu_soft_reset(rdev); 2148 } 2149 2150 /* MC */ 2151 static void si_mc_program(struct radeon_device *rdev) 2152 { 2153 struct evergreen_mc_save save; 2154 u32 tmp; 2155 int i, j; 2156 2157 /* Initialize HDP */ 2158 for (i = 0, j = 0; i < 32; i++, j += 0x18) { 2159 WREG32((0x2c14 + j), 0x00000000); 2160 WREG32((0x2c18 + j), 0x00000000); 2161 WREG32((0x2c1c + j), 0x00000000); 2162 WREG32((0x2c20 + j), 0x00000000); 2163 WREG32((0x2c24 + j), 0x00000000); 2164 } 2165 WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0); 2166 2167 evergreen_mc_stop(rdev, &save); 2168 if (radeon_mc_wait_for_idle(rdev)) { 2169 dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); 2170 } 2171 /* Lockout access through VGA aperture*/ 2172 WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE); 2173 /* Update configuration */ 2174 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, 2175 rdev->mc.vram_start >> 12); 2176 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, 2177 rdev->mc.vram_end >> 12); 2178 WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 2179 rdev->vram_scratch.gpu_addr >> 12); 2180 tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16; 2181 tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF); 2182 WREG32(MC_VM_FB_LOCATION, tmp); 2183 /* XXX double check these! */ 2184 WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8)); 2185 WREG32(HDP_NONSURFACE_INFO, (2 << 7) | (1 << 30)); 2186 WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF); 2187 WREG32(MC_VM_AGP_BASE, 0); 2188 WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF); 2189 WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF); 2190 if (radeon_mc_wait_for_idle(rdev)) { 2191 dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); 2192 } 2193 evergreen_mc_resume(rdev, &save); 2194 /* we need to own VRAM, so turn off the VGA renderer here 2195 * to stop it overwriting our objects */ 2196 rv515_vga_render_disable(rdev); 2197 } 2198 2199 /* SI MC address space is 40 bits */ 2200 static void si_vram_location(struct radeon_device *rdev, 2201 struct radeon_mc *mc, u64 base) 2202 { 2203 mc->vram_start = base; 2204 if (mc->mc_vram_size > (0xFFFFFFFFFFULL - base + 1)) { 2205 dev_warn(rdev->dev, "limiting VRAM to PCI aperture size\n"); 2206 mc->real_vram_size = mc->aper_size; 2207 mc->mc_vram_size = mc->aper_size; 2208 } 2209 mc->vram_end = mc->vram_start + mc->mc_vram_size - 1; 2210 dev_info(rdev->dev, "VRAM: %lluM 0x%016llX - 0x%016llX (%lluM used)\n", 2211 mc->mc_vram_size >> 20, mc->vram_start, 2212 mc->vram_end, mc->real_vram_size >> 20); 2213 } 2214 2215 static void si_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc) 2216 { 2217 u64 size_af, size_bf; 2218 2219 size_af = ((0xFFFFFFFFFFULL - mc->vram_end) + mc->gtt_base_align) & ~mc->gtt_base_align; 2220 size_bf = mc->vram_start & ~mc->gtt_base_align; 2221 if (size_bf > size_af) { 2222 if (mc->gtt_size > size_bf) { 2223 dev_warn(rdev->dev, "limiting GTT\n"); 2224 mc->gtt_size = size_bf; 2225 } 2226 mc->gtt_start = (mc->vram_start & ~mc->gtt_base_align) - mc->gtt_size; 2227 } else { 2228 if (mc->gtt_size > size_af) { 2229 dev_warn(rdev->dev, "limiting GTT\n"); 2230 mc->gtt_size = size_af; 2231 } 2232 mc->gtt_start = (mc->vram_end + 1 + mc->gtt_base_align) & ~mc->gtt_base_align; 2233 } 2234 mc->gtt_end = mc->gtt_start + mc->gtt_size - 1; 2235 dev_info(rdev->dev, "GTT: %lluM 0x%016llX - 0x%016llX\n", 2236 mc->gtt_size >> 20, mc->gtt_start, mc->gtt_end); 2237 } 2238 2239 static void si_vram_gtt_location(struct radeon_device *rdev, 2240 struct radeon_mc *mc) 2241 { 2242 if (mc->mc_vram_size > 0xFFC0000000ULL) { 2243 /* leave room for at least 1024M GTT */ 2244 dev_warn(rdev->dev, "limiting VRAM\n"); 2245 mc->real_vram_size = 0xFFC0000000ULL; 2246 mc->mc_vram_size = 0xFFC0000000ULL; 2247 } 2248 si_vram_location(rdev, &rdev->mc, 0); 2249 rdev->mc.gtt_base_align = 0; 2250 si_gtt_location(rdev, mc); 2251 } 2252 2253 static int si_mc_init(struct radeon_device *rdev) 2254 { 2255 u32 tmp; 2256 int chansize, numchan; 2257 2258 /* Get VRAM informations */ 2259 rdev->mc.vram_is_ddr = true; 2260 tmp = RREG32(MC_ARB_RAMCFG); 2261 if (tmp & CHANSIZE_OVERRIDE) { 2262 chansize = 16; 2263 } else if (tmp & CHANSIZE_MASK) { 2264 chansize = 64; 2265 } else { 2266 chansize = 32; 2267 } 2268 tmp = RREG32(MC_SHARED_CHMAP); 2269 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) { 2270 case 0: 2271 default: 2272 numchan = 1; 2273 break; 2274 case 1: 2275 numchan = 2; 2276 break; 2277 case 2: 2278 numchan = 4; 2279 break; 2280 case 3: 2281 numchan = 8; 2282 break; 2283 case 4: 2284 numchan = 3; 2285 break; 2286 case 5: 2287 numchan = 6; 2288 break; 2289 case 6: 2290 numchan = 10; 2291 break; 2292 case 7: 2293 numchan = 12; 2294 break; 2295 case 8: 2296 numchan = 16; 2297 break; 2298 } 2299 rdev->mc.vram_width = numchan * chansize; 2300 /* Could aper size report 0 ? */ 2301 rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0); 2302 rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0); 2303 /* size in MB on si */ 2304 rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE) * 1024 * 1024; 2305 rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE) * 1024 * 1024; 2306 rdev->mc.visible_vram_size = rdev->mc.aper_size; 2307 si_vram_gtt_location(rdev, &rdev->mc); 2308 radeon_update_bandwidth_info(rdev); 2309 2310 return 0; 2311 } 2312 2313 /* 2314 * GART 2315 */ 2316 void si_pcie_gart_tlb_flush(struct radeon_device *rdev) 2317 { 2318 /* flush hdp cache */ 2319 WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); 2320 2321 /* bits 0-15 are the VM contexts0-15 */ 2322 WREG32(VM_INVALIDATE_REQUEST, 1); 2323 } 2324 2325 int si_pcie_gart_enable(struct radeon_device *rdev) 2326 { 2327 int r, i; 2328 2329 if (rdev->gart.robj == NULL) { 2330 dev_err(rdev->dev, "No VRAM object for PCIE GART.\n"); 2331 return -EINVAL; 2332 } 2333 r = radeon_gart_table_vram_pin(rdev); 2334 if (r) 2335 return r; 2336 radeon_gart_restore(rdev); 2337 /* Setup TLB control */ 2338 WREG32(MC_VM_MX_L1_TLB_CNTL, 2339 (0xA << 7) | 2340 ENABLE_L1_TLB | 2341 SYSTEM_ACCESS_MODE_NOT_IN_SYS | 2342 ENABLE_ADVANCED_DRIVER_MODEL | 2343 SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU); 2344 /* Setup L2 cache */ 2345 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | 2346 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE | 2347 ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE | 2348 EFFECTIVE_L2_QUEUE_SIZE(7) | 2349 CONTEXT1_IDENTITY_ACCESS_MODE(1)); 2350 WREG32(VM_L2_CNTL2, INVALIDATE_ALL_L1_TLBS | INVALIDATE_L2_CACHE); 2351 WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY | 2352 L2_CACHE_BIGK_FRAGMENT_SIZE(0)); 2353 /* setup context0 */ 2354 WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12); 2355 WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12); 2356 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12); 2357 WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR, 2358 (u32)(rdev->dummy_page.addr >> 12)); 2359 WREG32(VM_CONTEXT0_CNTL2, 0); 2360 WREG32(VM_CONTEXT0_CNTL, (ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) | 2361 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT)); 2362 2363 WREG32(0x15D4, 0); 2364 WREG32(0x15D8, 0); 2365 WREG32(0x15DC, 0); 2366 2367 /* empty context1-15 */ 2368 /* FIXME start with 4G, once using 2 level pt switch to full 2369 * vm size space 2370 */ 2371 /* set vm size, must be a multiple of 4 */ 2372 WREG32(VM_CONTEXT1_PAGE_TABLE_START_ADDR, 0); 2373 WREG32(VM_CONTEXT1_PAGE_TABLE_END_ADDR, rdev->vm_manager.max_pfn); 2374 for (i = 1; i < 16; i++) { 2375 if (i < 8) 2376 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2), 2377 rdev->gart.table_addr >> 12); 2378 else 2379 WREG32(VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((i - 8) << 2), 2380 rdev->gart.table_addr >> 12); 2381 } 2382 2383 /* enable context1-15 */ 2384 WREG32(VM_CONTEXT1_PROTECTION_FAULT_DEFAULT_ADDR, 2385 (u32)(rdev->dummy_page.addr >> 12)); 2386 WREG32(VM_CONTEXT1_CNTL2, 0); 2387 WREG32(VM_CONTEXT1_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) | 2388 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT); 2389 2390 si_pcie_gart_tlb_flush(rdev); 2391 DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n", 2392 (unsigned)(rdev->mc.gtt_size >> 20), 2393 (unsigned long long)rdev->gart.table_addr); 2394 rdev->gart.ready = true; 2395 return 0; 2396 } 2397 2398 void si_pcie_gart_disable(struct radeon_device *rdev) 2399 { 2400 /* Disable all tables */ 2401 WREG32(VM_CONTEXT0_CNTL, 0); 2402 WREG32(VM_CONTEXT1_CNTL, 0); 2403 /* Setup TLB control */ 2404 WREG32(MC_VM_MX_L1_TLB_CNTL, SYSTEM_ACCESS_MODE_NOT_IN_SYS | 2405 SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU); 2406 /* Setup L2 cache */ 2407 WREG32(VM_L2_CNTL, ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE | 2408 ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE | 2409 EFFECTIVE_L2_QUEUE_SIZE(7) | 2410 CONTEXT1_IDENTITY_ACCESS_MODE(1)); 2411 WREG32(VM_L2_CNTL2, 0); 2412 WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY | 2413 L2_CACHE_BIGK_FRAGMENT_SIZE(0)); 2414 radeon_gart_table_vram_unpin(rdev); 2415 } 2416 2417 void si_pcie_gart_fini(struct radeon_device *rdev) 2418 { 2419 si_pcie_gart_disable(rdev); 2420 radeon_gart_table_vram_free(rdev); 2421 radeon_gart_fini(rdev); 2422 } 2423 2424 /* vm parser */ 2425 static bool si_vm_reg_valid(u32 reg) 2426 { 2427 /* context regs are fine */ 2428 if (reg >= 0x28000) 2429 return true; 2430 2431 /* check config regs */ 2432 switch (reg) { 2433 case GRBM_GFX_INDEX: 2434 case VGT_VTX_VECT_EJECT_REG: 2435 case VGT_CACHE_INVALIDATION: 2436 case VGT_ESGS_RING_SIZE: 2437 case VGT_GSVS_RING_SIZE: 2438 case VGT_GS_VERTEX_REUSE: 2439 case VGT_PRIMITIVE_TYPE: 2440 case VGT_INDEX_TYPE: 2441 case VGT_NUM_INDICES: 2442 case VGT_NUM_INSTANCES: 2443 case VGT_TF_RING_SIZE: 2444 case VGT_HS_OFFCHIP_PARAM: 2445 case VGT_TF_MEMORY_BASE: 2446 case PA_CL_ENHANCE: 2447 case PA_SU_LINE_STIPPLE_VALUE: 2448 case PA_SC_LINE_STIPPLE_STATE: 2449 case PA_SC_ENHANCE: 2450 case SQC_CACHES: 2451 case SPI_STATIC_THREAD_MGMT_1: 2452 case SPI_STATIC_THREAD_MGMT_2: 2453 case SPI_STATIC_THREAD_MGMT_3: 2454 case SPI_PS_MAX_WAVE_ID: 2455 case SPI_CONFIG_CNTL: 2456 case SPI_CONFIG_CNTL_1: 2457 case TA_CNTL_AUX: 2458 return true; 2459 default: 2460 DRM_ERROR("Invalid register 0x%x in CS\n", reg); 2461 return false; 2462 } 2463 } 2464 2465 static int si_vm_packet3_ce_check(struct radeon_device *rdev, 2466 u32 *ib, struct radeon_cs_packet *pkt) 2467 { 2468 switch (pkt->opcode) { 2469 case PACKET3_NOP: 2470 case PACKET3_SET_BASE: 2471 case PACKET3_SET_CE_DE_COUNTERS: 2472 case PACKET3_LOAD_CONST_RAM: 2473 case PACKET3_WRITE_CONST_RAM: 2474 case PACKET3_WRITE_CONST_RAM_OFFSET: 2475 case PACKET3_DUMP_CONST_RAM: 2476 case PACKET3_INCREMENT_CE_COUNTER: 2477 case PACKET3_WAIT_ON_DE_COUNTER: 2478 case PACKET3_CE_WRITE: 2479 break; 2480 default: 2481 DRM_ERROR("Invalid CE packet3: 0x%x\n", pkt->opcode); 2482 return -EINVAL; 2483 } 2484 return 0; 2485 } 2486 2487 static int si_vm_packet3_gfx_check(struct radeon_device *rdev, 2488 u32 *ib, struct radeon_cs_packet *pkt) 2489 { 2490 u32 idx = pkt->idx + 1; 2491 u32 idx_value = ib[idx]; 2492 u32 start_reg, end_reg, reg, i; 2493 2494 switch (pkt->opcode) { 2495 case PACKET3_NOP: 2496 case PACKET3_SET_BASE: 2497 case PACKET3_CLEAR_STATE: 2498 case PACKET3_INDEX_BUFFER_SIZE: 2499 case PACKET3_DISPATCH_DIRECT: 2500 case PACKET3_DISPATCH_INDIRECT: 2501 case PACKET3_ALLOC_GDS: 2502 case PACKET3_WRITE_GDS_RAM: 2503 case PACKET3_ATOMIC_GDS: 2504 case PACKET3_ATOMIC: 2505 case PACKET3_OCCLUSION_QUERY: 2506 case PACKET3_SET_PREDICATION: 2507 case PACKET3_COND_EXEC: 2508 case PACKET3_PRED_EXEC: 2509 case PACKET3_DRAW_INDIRECT: 2510 case PACKET3_DRAW_INDEX_INDIRECT: 2511 case PACKET3_INDEX_BASE: 2512 case PACKET3_DRAW_INDEX_2: 2513 case PACKET3_CONTEXT_CONTROL: 2514 case PACKET3_INDEX_TYPE: 2515 case PACKET3_DRAW_INDIRECT_MULTI: 2516 case PACKET3_DRAW_INDEX_AUTO: 2517 case PACKET3_DRAW_INDEX_IMMD: 2518 case PACKET3_NUM_INSTANCES: 2519 case PACKET3_DRAW_INDEX_MULTI_AUTO: 2520 case PACKET3_STRMOUT_BUFFER_UPDATE: 2521 case PACKET3_DRAW_INDEX_OFFSET_2: 2522 case PACKET3_DRAW_INDEX_MULTI_ELEMENT: 2523 case PACKET3_DRAW_INDEX_INDIRECT_MULTI: 2524 case PACKET3_MPEG_INDEX: 2525 case PACKET3_WAIT_REG_MEM: 2526 case PACKET3_MEM_WRITE: 2527 case PACKET3_PFP_SYNC_ME: 2528 case PACKET3_SURFACE_SYNC: 2529 case PACKET3_EVENT_WRITE: 2530 case PACKET3_EVENT_WRITE_EOP: 2531 case PACKET3_EVENT_WRITE_EOS: 2532 case PACKET3_SET_CONTEXT_REG: 2533 case PACKET3_SET_CONTEXT_REG_INDIRECT: 2534 case PACKET3_SET_SH_REG: 2535 case PACKET3_SET_SH_REG_OFFSET: 2536 case PACKET3_INCREMENT_DE_COUNTER: 2537 case PACKET3_WAIT_ON_CE_COUNTER: 2538 case PACKET3_WAIT_ON_AVAIL_BUFFER: 2539 case PACKET3_ME_WRITE: 2540 break; 2541 case PACKET3_COPY_DATA: 2542 if ((idx_value & 0xf00) == 0) { 2543 reg = ib[idx + 3] * 4; 2544 if (!si_vm_reg_valid(reg)) 2545 return -EINVAL; 2546 } 2547 break; 2548 case PACKET3_WRITE_DATA: 2549 if ((idx_value & 0xf00) == 0) { 2550 start_reg = ib[idx + 1] * 4; 2551 if (idx_value & 0x10000) { 2552 if (!si_vm_reg_valid(start_reg)) 2553 return -EINVAL; 2554 } else { 2555 for (i = 0; i < (pkt->count - 2); i++) { 2556 reg = start_reg + (4 * i); 2557 if (!si_vm_reg_valid(reg)) 2558 return -EINVAL; 2559 } 2560 } 2561 } 2562 break; 2563 case PACKET3_COND_WRITE: 2564 if (idx_value & 0x100) { 2565 reg = ib[idx + 5] * 4; 2566 if (!si_vm_reg_valid(reg)) 2567 return -EINVAL; 2568 } 2569 break; 2570 case PACKET3_COPY_DW: 2571 if (idx_value & 0x2) { 2572 reg = ib[idx + 3] * 4; 2573 if (!si_vm_reg_valid(reg)) 2574 return -EINVAL; 2575 } 2576 break; 2577 case PACKET3_SET_CONFIG_REG: 2578 start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START; 2579 end_reg = 4 * pkt->count + start_reg - 4; 2580 if ((start_reg < PACKET3_SET_CONFIG_REG_START) || 2581 (start_reg >= PACKET3_SET_CONFIG_REG_END) || 2582 (end_reg >= PACKET3_SET_CONFIG_REG_END)) { 2583 DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n"); 2584 return -EINVAL; 2585 } 2586 for (i = 0; i < pkt->count; i++) { 2587 reg = start_reg + (4 * i); 2588 if (!si_vm_reg_valid(reg)) 2589 return -EINVAL; 2590 } 2591 break; 2592 default: 2593 DRM_ERROR("Invalid GFX packet3: 0x%x\n", pkt->opcode); 2594 return -EINVAL; 2595 } 2596 return 0; 2597 } 2598 2599 static int si_vm_packet3_compute_check(struct radeon_device *rdev, 2600 u32 *ib, struct radeon_cs_packet *pkt) 2601 { 2602 u32 idx = pkt->idx + 1; 2603 u32 idx_value = ib[idx]; 2604 u32 start_reg, reg, i; 2605 2606 switch (pkt->opcode) { 2607 case PACKET3_NOP: 2608 case PACKET3_SET_BASE: 2609 case PACKET3_CLEAR_STATE: 2610 case PACKET3_DISPATCH_DIRECT: 2611 case PACKET3_DISPATCH_INDIRECT: 2612 case PACKET3_ALLOC_GDS: 2613 case PACKET3_WRITE_GDS_RAM: 2614 case PACKET3_ATOMIC_GDS: 2615 case PACKET3_ATOMIC: 2616 case PACKET3_OCCLUSION_QUERY: 2617 case PACKET3_SET_PREDICATION: 2618 case PACKET3_COND_EXEC: 2619 case PACKET3_PRED_EXEC: 2620 case PACKET3_CONTEXT_CONTROL: 2621 case PACKET3_STRMOUT_BUFFER_UPDATE: 2622 case PACKET3_WAIT_REG_MEM: 2623 case PACKET3_MEM_WRITE: 2624 case PACKET3_PFP_SYNC_ME: 2625 case PACKET3_SURFACE_SYNC: 2626 case PACKET3_EVENT_WRITE: 2627 case PACKET3_EVENT_WRITE_EOP: 2628 case PACKET3_EVENT_WRITE_EOS: 2629 case PACKET3_SET_CONTEXT_REG: 2630 case PACKET3_SET_CONTEXT_REG_INDIRECT: 2631 case PACKET3_SET_SH_REG: 2632 case PACKET3_SET_SH_REG_OFFSET: 2633 case PACKET3_INCREMENT_DE_COUNTER: 2634 case PACKET3_WAIT_ON_CE_COUNTER: 2635 case PACKET3_WAIT_ON_AVAIL_BUFFER: 2636 case PACKET3_ME_WRITE: 2637 break; 2638 case PACKET3_COPY_DATA: 2639 if ((idx_value & 0xf00) == 0) { 2640 reg = ib[idx + 3] * 4; 2641 if (!si_vm_reg_valid(reg)) 2642 return -EINVAL; 2643 } 2644 break; 2645 case PACKET3_WRITE_DATA: 2646 if ((idx_value & 0xf00) == 0) { 2647 start_reg = ib[idx + 1] * 4; 2648 if (idx_value & 0x10000) { 2649 if (!si_vm_reg_valid(start_reg)) 2650 return -EINVAL; 2651 } else { 2652 for (i = 0; i < (pkt->count - 2); i++) { 2653 reg = start_reg + (4 * i); 2654 if (!si_vm_reg_valid(reg)) 2655 return -EINVAL; 2656 } 2657 } 2658 } 2659 break; 2660 case PACKET3_COND_WRITE: 2661 if (idx_value & 0x100) { 2662 reg = ib[idx + 5] * 4; 2663 if (!si_vm_reg_valid(reg)) 2664 return -EINVAL; 2665 } 2666 break; 2667 case PACKET3_COPY_DW: 2668 if (idx_value & 0x2) { 2669 reg = ib[idx + 3] * 4; 2670 if (!si_vm_reg_valid(reg)) 2671 return -EINVAL; 2672 } 2673 break; 2674 default: 2675 DRM_ERROR("Invalid Compute packet3: 0x%x\n", pkt->opcode); 2676 return -EINVAL; 2677 } 2678 return 0; 2679 } 2680 2681 int si_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib) 2682 { 2683 int ret = 0; 2684 u32 idx = 0; 2685 struct radeon_cs_packet pkt; 2686 2687 do { 2688 pkt.idx = idx; 2689 pkt.type = CP_PACKET_GET_TYPE(ib->ptr[idx]); 2690 pkt.count = CP_PACKET_GET_COUNT(ib->ptr[idx]); 2691 pkt.one_reg_wr = 0; 2692 switch (pkt.type) { 2693 case PACKET_TYPE0: 2694 dev_err(rdev->dev, "Packet0 not allowed!\n"); 2695 ret = -EINVAL; 2696 break; 2697 case PACKET_TYPE2: 2698 idx += 1; 2699 break; 2700 case PACKET_TYPE3: 2701 pkt.opcode = CP_PACKET3_GET_OPCODE(ib->ptr[idx]); 2702 if (ib->is_const_ib) 2703 ret = si_vm_packet3_ce_check(rdev, ib->ptr, &pkt); 2704 else { 2705 switch (ib->fence->ring) { 2706 case RADEON_RING_TYPE_GFX_INDEX: 2707 ret = si_vm_packet3_gfx_check(rdev, ib->ptr, &pkt); 2708 break; 2709 case CAYMAN_RING_TYPE_CP1_INDEX: 2710 case CAYMAN_RING_TYPE_CP2_INDEX: 2711 ret = si_vm_packet3_compute_check(rdev, ib->ptr, &pkt); 2712 break; 2713 default: 2714 dev_err(rdev->dev, "Non-PM4 ring %d !\n", ib->fence->ring); 2715 ret = -EINVAL; 2716 break; 2717 } 2718 } 2719 idx += pkt.count + 2; 2720 break; 2721 default: 2722 dev_err(rdev->dev, "Unknown packet type %d !\n", pkt.type); 2723 ret = -EINVAL; 2724 break; 2725 } 2726 if (ret) 2727 break; 2728 } while (idx < ib->length_dw); 2729 2730 return ret; 2731 } 2732 2733 /* 2734 * vm 2735 */ 2736 int si_vm_init(struct radeon_device *rdev) 2737 { 2738 /* number of VMs */ 2739 rdev->vm_manager.nvm = 16; 2740 /* base offset of vram pages */ 2741 rdev->vm_manager.vram_base_offset = 0; 2742 2743 return 0; 2744 } 2745 2746 void si_vm_fini(struct radeon_device *rdev) 2747 { 2748 } 2749 2750 int si_vm_bind(struct radeon_device *rdev, struct radeon_vm *vm, int id) 2751 { 2752 if (id < 8) 2753 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (id << 2), vm->pt_gpu_addr >> 12); 2754 else 2755 WREG32(VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((id - 8) << 2), 2756 vm->pt_gpu_addr >> 12); 2757 /* flush hdp cache */ 2758 WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); 2759 /* bits 0-15 are the VM contexts0-15 */ 2760 WREG32(VM_INVALIDATE_REQUEST, 1 << id); 2761 return 0; 2762 } 2763 2764 void si_vm_unbind(struct radeon_device *rdev, struct radeon_vm *vm) 2765 { 2766 if (vm->id < 8) 2767 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm->id << 2), 0); 2768 else 2769 WREG32(VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((vm->id - 8) << 2), 0); 2770 /* flush hdp cache */ 2771 WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); 2772 /* bits 0-15 are the VM contexts0-15 */ 2773 WREG32(VM_INVALIDATE_REQUEST, 1 << vm->id); 2774 } 2775 2776 void si_vm_tlb_flush(struct radeon_device *rdev, struct radeon_vm *vm) 2777 { 2778 if (vm->id == -1) 2779 return; 2780 2781 /* flush hdp cache */ 2782 WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); 2783 /* bits 0-15 are the VM contexts0-15 */ 2784 WREG32(VM_INVALIDATE_REQUEST, 1 << vm->id); 2785 } 2786 2787 /* 2788 * RLC 2789 */ 2790 void si_rlc_fini(struct radeon_device *rdev) 2791 { 2792 int r; 2793 2794 /* save restore block */ 2795 if (rdev->rlc.save_restore_obj) { 2796 r = radeon_bo_reserve(rdev->rlc.save_restore_obj, false); 2797 if (unlikely(r != 0)) 2798 dev_warn(rdev->dev, "(%d) reserve RLC sr bo failed\n", r); 2799 radeon_bo_unpin(rdev->rlc.save_restore_obj); 2800 radeon_bo_unreserve(rdev->rlc.save_restore_obj); 2801 2802 radeon_bo_unref(&rdev->rlc.save_restore_obj); 2803 rdev->rlc.save_restore_obj = NULL; 2804 } 2805 2806 /* clear state block */ 2807 if (rdev->rlc.clear_state_obj) { 2808 r = radeon_bo_reserve(rdev->rlc.clear_state_obj, false); 2809 if (unlikely(r != 0)) 2810 dev_warn(rdev->dev, "(%d) reserve RLC c bo failed\n", r); 2811 radeon_bo_unpin(rdev->rlc.clear_state_obj); 2812 radeon_bo_unreserve(rdev->rlc.clear_state_obj); 2813 2814 radeon_bo_unref(&rdev->rlc.clear_state_obj); 2815 rdev->rlc.clear_state_obj = NULL; 2816 } 2817 } 2818 2819 int si_rlc_init(struct radeon_device *rdev) 2820 { 2821 int r; 2822 2823 /* save restore block */ 2824 if (rdev->rlc.save_restore_obj == NULL) { 2825 r = radeon_bo_create(rdev, RADEON_GPU_PAGE_SIZE, PAGE_SIZE, true, 2826 RADEON_GEM_DOMAIN_VRAM, NULL, 2827 &rdev->rlc.save_restore_obj); 2828 if (r) { 2829 dev_warn(rdev->dev, "(%d) create RLC sr bo failed\n", r); 2830 return r; 2831 } 2832 } 2833 2834 r = radeon_bo_reserve(rdev->rlc.save_restore_obj, false); 2835 if (unlikely(r != 0)) { 2836 si_rlc_fini(rdev); 2837 return r; 2838 } 2839 r = radeon_bo_pin(rdev->rlc.save_restore_obj, RADEON_GEM_DOMAIN_VRAM, 2840 &rdev->rlc.save_restore_gpu_addr); 2841 radeon_bo_unreserve(rdev->rlc.save_restore_obj); 2842 if (r) { 2843 dev_warn(rdev->dev, "(%d) pin RLC sr bo failed\n", r); 2844 si_rlc_fini(rdev); 2845 return r; 2846 } 2847 2848 /* clear state block */ 2849 if (rdev->rlc.clear_state_obj == NULL) { 2850 r = radeon_bo_create(rdev, RADEON_GPU_PAGE_SIZE, PAGE_SIZE, true, 2851 RADEON_GEM_DOMAIN_VRAM, NULL, 2852 &rdev->rlc.clear_state_obj); 2853 if (r) { 2854 dev_warn(rdev->dev, "(%d) create RLC c bo failed\n", r); 2855 si_rlc_fini(rdev); 2856 return r; 2857 } 2858 } 2859 r = radeon_bo_reserve(rdev->rlc.clear_state_obj, false); 2860 if (unlikely(r != 0)) { 2861 si_rlc_fini(rdev); 2862 return r; 2863 } 2864 r = radeon_bo_pin(rdev->rlc.clear_state_obj, RADEON_GEM_DOMAIN_VRAM, 2865 &rdev->rlc.clear_state_gpu_addr); 2866 radeon_bo_unreserve(rdev->rlc.clear_state_obj); 2867 if (r) { 2868 dev_warn(rdev->dev, "(%d) pin RLC c bo failed\n", r); 2869 si_rlc_fini(rdev); 2870 return r; 2871 } 2872 2873 return 0; 2874 } 2875 2876 static void si_rlc_stop(struct radeon_device *rdev) 2877 { 2878 WREG32(RLC_CNTL, 0); 2879 } 2880 2881 static void si_rlc_start(struct radeon_device *rdev) 2882 { 2883 WREG32(RLC_CNTL, RLC_ENABLE); 2884 } 2885 2886 static int si_rlc_resume(struct radeon_device *rdev) 2887 { 2888 u32 i; 2889 const __be32 *fw_data; 2890 2891 if (!rdev->rlc_fw) 2892 return -EINVAL; 2893 2894 si_rlc_stop(rdev); 2895 2896 WREG32(RLC_RL_BASE, 0); 2897 WREG32(RLC_RL_SIZE, 0); 2898 WREG32(RLC_LB_CNTL, 0); 2899 WREG32(RLC_LB_CNTR_MAX, 0xffffffff); 2900 WREG32(RLC_LB_CNTR_INIT, 0); 2901 2902 WREG32(RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8); 2903 WREG32(RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8); 2904 2905 WREG32(RLC_MC_CNTL, 0); 2906 WREG32(RLC_UCODE_CNTL, 0); 2907 2908 fw_data = (const __be32 *)rdev->rlc_fw->data; 2909 for (i = 0; i < SI_RLC_UCODE_SIZE; i++) { 2910 WREG32(RLC_UCODE_ADDR, i); 2911 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++)); 2912 } 2913 WREG32(RLC_UCODE_ADDR, 0); 2914 2915 si_rlc_start(rdev); 2916 2917 return 0; 2918 } 2919 2920 static void si_enable_interrupts(struct radeon_device *rdev) 2921 { 2922 u32 ih_cntl = RREG32(IH_CNTL); 2923 u32 ih_rb_cntl = RREG32(IH_RB_CNTL); 2924 2925 ih_cntl |= ENABLE_INTR; 2926 ih_rb_cntl |= IH_RB_ENABLE; 2927 WREG32(IH_CNTL, ih_cntl); 2928 WREG32(IH_RB_CNTL, ih_rb_cntl); 2929 rdev->ih.enabled = true; 2930 } 2931 2932 static void si_disable_interrupts(struct radeon_device *rdev) 2933 { 2934 u32 ih_rb_cntl = RREG32(IH_RB_CNTL); 2935 u32 ih_cntl = RREG32(IH_CNTL); 2936 2937 ih_rb_cntl &= ~IH_RB_ENABLE; 2938 ih_cntl &= ~ENABLE_INTR; 2939 WREG32(IH_RB_CNTL, ih_rb_cntl); 2940 WREG32(IH_CNTL, ih_cntl); 2941 /* set rptr, wptr to 0 */ 2942 WREG32(IH_RB_RPTR, 0); 2943 WREG32(IH_RB_WPTR, 0); 2944 rdev->ih.enabled = false; 2945 rdev->ih.wptr = 0; 2946 rdev->ih.rptr = 0; 2947 } 2948 2949 static void si_disable_interrupt_state(struct radeon_device *rdev) 2950 { 2951 u32 tmp; 2952 2953 WREG32(CP_INT_CNTL_RING0, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE); 2954 WREG32(CP_INT_CNTL_RING1, 0); 2955 WREG32(CP_INT_CNTL_RING2, 0); 2956 WREG32(GRBM_INT_CNTL, 0); 2957 WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0); 2958 WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0); 2959 if (rdev->num_crtc >= 4) { 2960 WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, 0); 2961 WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, 0); 2962 } 2963 if (rdev->num_crtc >= 6) { 2964 WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, 0); 2965 WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, 0); 2966 } 2967 2968 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, 0); 2969 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, 0); 2970 if (rdev->num_crtc >= 4) { 2971 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, 0); 2972 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, 0); 2973 } 2974 if (rdev->num_crtc >= 6) { 2975 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, 0); 2976 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, 0); 2977 } 2978 2979 WREG32(DACA_AUTODETECT_INT_CONTROL, 0); 2980 2981 tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY; 2982 WREG32(DC_HPD1_INT_CONTROL, tmp); 2983 tmp = RREG32(DC_HPD2_INT_CONTROL) & DC_HPDx_INT_POLARITY; 2984 WREG32(DC_HPD2_INT_CONTROL, tmp); 2985 tmp = RREG32(DC_HPD3_INT_CONTROL) & DC_HPDx_INT_POLARITY; 2986 WREG32(DC_HPD3_INT_CONTROL, tmp); 2987 tmp = RREG32(DC_HPD4_INT_CONTROL) & DC_HPDx_INT_POLARITY; 2988 WREG32(DC_HPD4_INT_CONTROL, tmp); 2989 tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY; 2990 WREG32(DC_HPD5_INT_CONTROL, tmp); 2991 tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY; 2992 WREG32(DC_HPD6_INT_CONTROL, tmp); 2993 2994 } 2995 2996 static int si_irq_init(struct radeon_device *rdev) 2997 { 2998 int ret = 0; 2999 int rb_bufsz; 3000 u32 interrupt_cntl, ih_cntl, ih_rb_cntl; 3001 3002 /* allocate ring */ 3003 ret = r600_ih_ring_alloc(rdev); 3004 if (ret) 3005 return ret; 3006 3007 /* disable irqs */ 3008 si_disable_interrupts(rdev); 3009 3010 /* init rlc */ 3011 ret = si_rlc_resume(rdev); 3012 if (ret) { 3013 r600_ih_ring_fini(rdev); 3014 return ret; 3015 } 3016 3017 /* setup interrupt control */ 3018 /* set dummy read address to ring address */ 3019 WREG32(INTERRUPT_CNTL2, rdev->ih.gpu_addr >> 8); 3020 interrupt_cntl = RREG32(INTERRUPT_CNTL); 3021 /* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi 3022 * IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN 3023 */ 3024 interrupt_cntl &= ~IH_DUMMY_RD_OVERRIDE; 3025 /* IH_REQ_NONSNOOP_EN=1 if ring is in non-cacheable memory, e.g., vram */ 3026 interrupt_cntl &= ~IH_REQ_NONSNOOP_EN; 3027 WREG32(INTERRUPT_CNTL, interrupt_cntl); 3028 3029 WREG32(IH_RB_BASE, rdev->ih.gpu_addr >> 8); 3030 rb_bufsz = drm_order(rdev->ih.ring_size / 4); 3031 3032 ih_rb_cntl = (IH_WPTR_OVERFLOW_ENABLE | 3033 IH_WPTR_OVERFLOW_CLEAR | 3034 (rb_bufsz << 1)); 3035 3036 if (rdev->wb.enabled) 3037 ih_rb_cntl |= IH_WPTR_WRITEBACK_ENABLE; 3038 3039 /* set the writeback address whether it's enabled or not */ 3040 WREG32(IH_RB_WPTR_ADDR_LO, (rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFFFFFFFC); 3041 WREG32(IH_RB_WPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFF); 3042 3043 WREG32(IH_RB_CNTL, ih_rb_cntl); 3044 3045 /* set rptr, wptr to 0 */ 3046 WREG32(IH_RB_RPTR, 0); 3047 WREG32(IH_RB_WPTR, 0); 3048 3049 /* Default settings for IH_CNTL (disabled at first) */ 3050 ih_cntl = MC_WRREQ_CREDIT(0x10) | MC_WR_CLEAN_CNT(0x10) | MC_VMID(0); 3051 /* RPTR_REARM only works if msi's are enabled */ 3052 if (rdev->msi_enabled) 3053 ih_cntl |= RPTR_REARM; 3054 WREG32(IH_CNTL, ih_cntl); 3055 3056 /* force the active interrupt state to all disabled */ 3057 si_disable_interrupt_state(rdev); 3058 3059 pci_set_master(rdev->pdev); 3060 3061 /* enable irqs */ 3062 si_enable_interrupts(rdev); 3063 3064 return ret; 3065 } 3066 3067 int si_irq_set(struct radeon_device *rdev) 3068 { 3069 u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE; 3070 u32 cp_int_cntl1 = 0, cp_int_cntl2 = 0; 3071 u32 crtc1 = 0, crtc2 = 0, crtc3 = 0, crtc4 = 0, crtc5 = 0, crtc6 = 0; 3072 u32 hpd1, hpd2, hpd3, hpd4, hpd5, hpd6; 3073 u32 grbm_int_cntl = 0; 3074 u32 grph1 = 0, grph2 = 0, grph3 = 0, grph4 = 0, grph5 = 0, grph6 = 0; 3075 3076 if (!rdev->irq.installed) { 3077 WARN(1, "Can't enable IRQ/MSI because no handler is installed\n"); 3078 return -EINVAL; 3079 } 3080 /* don't enable anything if the ih is disabled */ 3081 if (!rdev->ih.enabled) { 3082 si_disable_interrupts(rdev); 3083 /* force the active interrupt state to all disabled */ 3084 si_disable_interrupt_state(rdev); 3085 return 0; 3086 } 3087 3088 hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~DC_HPDx_INT_EN; 3089 hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~DC_HPDx_INT_EN; 3090 hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~DC_HPDx_INT_EN; 3091 hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~DC_HPDx_INT_EN; 3092 hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~DC_HPDx_INT_EN; 3093 hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~DC_HPDx_INT_EN; 3094 3095 /* enable CP interrupts on all rings */ 3096 if (rdev->irq.sw_int[RADEON_RING_TYPE_GFX_INDEX]) { 3097 DRM_DEBUG("si_irq_set: sw int gfx\n"); 3098 cp_int_cntl |= TIME_STAMP_INT_ENABLE; 3099 } 3100 if (rdev->irq.sw_int[CAYMAN_RING_TYPE_CP1_INDEX]) { 3101 DRM_DEBUG("si_irq_set: sw int cp1\n"); 3102 cp_int_cntl1 |= TIME_STAMP_INT_ENABLE; 3103 } 3104 if (rdev->irq.sw_int[CAYMAN_RING_TYPE_CP2_INDEX]) { 3105 DRM_DEBUG("si_irq_set: sw int cp2\n"); 3106 cp_int_cntl2 |= TIME_STAMP_INT_ENABLE; 3107 } 3108 if (rdev->irq.crtc_vblank_int[0] || 3109 rdev->irq.pflip[0]) { 3110 DRM_DEBUG("si_irq_set: vblank 0\n"); 3111 crtc1 |= VBLANK_INT_MASK; 3112 } 3113 if (rdev->irq.crtc_vblank_int[1] || 3114 rdev->irq.pflip[1]) { 3115 DRM_DEBUG("si_irq_set: vblank 1\n"); 3116 crtc2 |= VBLANK_INT_MASK; 3117 } 3118 if (rdev->irq.crtc_vblank_int[2] || 3119 rdev->irq.pflip[2]) { 3120 DRM_DEBUG("si_irq_set: vblank 2\n"); 3121 crtc3 |= VBLANK_INT_MASK; 3122 } 3123 if (rdev->irq.crtc_vblank_int[3] || 3124 rdev->irq.pflip[3]) { 3125 DRM_DEBUG("si_irq_set: vblank 3\n"); 3126 crtc4 |= VBLANK_INT_MASK; 3127 } 3128 if (rdev->irq.crtc_vblank_int[4] || 3129 rdev->irq.pflip[4]) { 3130 DRM_DEBUG("si_irq_set: vblank 4\n"); 3131 crtc5 |= VBLANK_INT_MASK; 3132 } 3133 if (rdev->irq.crtc_vblank_int[5] || 3134 rdev->irq.pflip[5]) { 3135 DRM_DEBUG("si_irq_set: vblank 5\n"); 3136 crtc6 |= VBLANK_INT_MASK; 3137 } 3138 if (rdev->irq.hpd[0]) { 3139 DRM_DEBUG("si_irq_set: hpd 1\n"); 3140 hpd1 |= DC_HPDx_INT_EN; 3141 } 3142 if (rdev->irq.hpd[1]) { 3143 DRM_DEBUG("si_irq_set: hpd 2\n"); 3144 hpd2 |= DC_HPDx_INT_EN; 3145 } 3146 if (rdev->irq.hpd[2]) { 3147 DRM_DEBUG("si_irq_set: hpd 3\n"); 3148 hpd3 |= DC_HPDx_INT_EN; 3149 } 3150 if (rdev->irq.hpd[3]) { 3151 DRM_DEBUG("si_irq_set: hpd 4\n"); 3152 hpd4 |= DC_HPDx_INT_EN; 3153 } 3154 if (rdev->irq.hpd[4]) { 3155 DRM_DEBUG("si_irq_set: hpd 5\n"); 3156 hpd5 |= DC_HPDx_INT_EN; 3157 } 3158 if (rdev->irq.hpd[5]) { 3159 DRM_DEBUG("si_irq_set: hpd 6\n"); 3160 hpd6 |= DC_HPDx_INT_EN; 3161 } 3162 if (rdev->irq.gui_idle) { 3163 DRM_DEBUG("gui idle\n"); 3164 grbm_int_cntl |= GUI_IDLE_INT_ENABLE; 3165 } 3166 3167 WREG32(CP_INT_CNTL_RING0, cp_int_cntl); 3168 WREG32(CP_INT_CNTL_RING1, cp_int_cntl1); 3169 WREG32(CP_INT_CNTL_RING2, cp_int_cntl2); 3170 3171 WREG32(GRBM_INT_CNTL, grbm_int_cntl); 3172 3173 WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, crtc1); 3174 WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, crtc2); 3175 if (rdev->num_crtc >= 4) { 3176 WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, crtc3); 3177 WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, crtc4); 3178 } 3179 if (rdev->num_crtc >= 6) { 3180 WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, crtc5); 3181 WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, crtc6); 3182 } 3183 3184 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, grph1); 3185 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, grph2); 3186 if (rdev->num_crtc >= 4) { 3187 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, grph3); 3188 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, grph4); 3189 } 3190 if (rdev->num_crtc >= 6) { 3191 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, grph5); 3192 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, grph6); 3193 } 3194 3195 WREG32(DC_HPD1_INT_CONTROL, hpd1); 3196 WREG32(DC_HPD2_INT_CONTROL, hpd2); 3197 WREG32(DC_HPD3_INT_CONTROL, hpd3); 3198 WREG32(DC_HPD4_INT_CONTROL, hpd4); 3199 WREG32(DC_HPD5_INT_CONTROL, hpd5); 3200 WREG32(DC_HPD6_INT_CONTROL, hpd6); 3201 3202 return 0; 3203 } 3204 3205 static inline void si_irq_ack(struct radeon_device *rdev) 3206 { 3207 u32 tmp; 3208 3209 rdev->irq.stat_regs.evergreen.disp_int = RREG32(DISP_INTERRUPT_STATUS); 3210 rdev->irq.stat_regs.evergreen.disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE); 3211 rdev->irq.stat_regs.evergreen.disp_int_cont2 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE2); 3212 rdev->irq.stat_regs.evergreen.disp_int_cont3 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE3); 3213 rdev->irq.stat_regs.evergreen.disp_int_cont4 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE4); 3214 rdev->irq.stat_regs.evergreen.disp_int_cont5 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE5); 3215 rdev->irq.stat_regs.evergreen.d1grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET); 3216 rdev->irq.stat_regs.evergreen.d2grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET); 3217 if (rdev->num_crtc >= 4) { 3218 rdev->irq.stat_regs.evergreen.d3grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET); 3219 rdev->irq.stat_regs.evergreen.d4grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET); 3220 } 3221 if (rdev->num_crtc >= 6) { 3222 rdev->irq.stat_regs.evergreen.d5grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET); 3223 rdev->irq.stat_regs.evergreen.d6grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET); 3224 } 3225 3226 if (rdev->irq.stat_regs.evergreen.d1grph_int & GRPH_PFLIP_INT_OCCURRED) 3227 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); 3228 if (rdev->irq.stat_regs.evergreen.d2grph_int & GRPH_PFLIP_INT_OCCURRED) 3229 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); 3230 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT) 3231 WREG32(VBLANK_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VBLANK_ACK); 3232 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT) 3233 WREG32(VLINE_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VLINE_ACK); 3234 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT) 3235 WREG32(VBLANK_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VBLANK_ACK); 3236 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT) 3237 WREG32(VLINE_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VLINE_ACK); 3238 3239 if (rdev->num_crtc >= 4) { 3240 if (rdev->irq.stat_regs.evergreen.d3grph_int & GRPH_PFLIP_INT_OCCURRED) 3241 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); 3242 if (rdev->irq.stat_regs.evergreen.d4grph_int & GRPH_PFLIP_INT_OCCURRED) 3243 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); 3244 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT) 3245 WREG32(VBLANK_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VBLANK_ACK); 3246 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT) 3247 WREG32(VLINE_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VLINE_ACK); 3248 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT) 3249 WREG32(VBLANK_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VBLANK_ACK); 3250 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT) 3251 WREG32(VLINE_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VLINE_ACK); 3252 } 3253 3254 if (rdev->num_crtc >= 6) { 3255 if (rdev->irq.stat_regs.evergreen.d5grph_int & GRPH_PFLIP_INT_OCCURRED) 3256 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); 3257 if (rdev->irq.stat_regs.evergreen.d6grph_int & GRPH_PFLIP_INT_OCCURRED) 3258 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); 3259 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT) 3260 WREG32(VBLANK_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VBLANK_ACK); 3261 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT) 3262 WREG32(VLINE_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VLINE_ACK); 3263 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT) 3264 WREG32(VBLANK_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VBLANK_ACK); 3265 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT) 3266 WREG32(VLINE_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VLINE_ACK); 3267 } 3268 3269 if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) { 3270 tmp = RREG32(DC_HPD1_INT_CONTROL); 3271 tmp |= DC_HPDx_INT_ACK; 3272 WREG32(DC_HPD1_INT_CONTROL, tmp); 3273 } 3274 if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) { 3275 tmp = RREG32(DC_HPD2_INT_CONTROL); 3276 tmp |= DC_HPDx_INT_ACK; 3277 WREG32(DC_HPD2_INT_CONTROL, tmp); 3278 } 3279 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) { 3280 tmp = RREG32(DC_HPD3_INT_CONTROL); 3281 tmp |= DC_HPDx_INT_ACK; 3282 WREG32(DC_HPD3_INT_CONTROL, tmp); 3283 } 3284 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) { 3285 tmp = RREG32(DC_HPD4_INT_CONTROL); 3286 tmp |= DC_HPDx_INT_ACK; 3287 WREG32(DC_HPD4_INT_CONTROL, tmp); 3288 } 3289 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) { 3290 tmp = RREG32(DC_HPD5_INT_CONTROL); 3291 tmp |= DC_HPDx_INT_ACK; 3292 WREG32(DC_HPD5_INT_CONTROL, tmp); 3293 } 3294 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) { 3295 tmp = RREG32(DC_HPD5_INT_CONTROL); 3296 tmp |= DC_HPDx_INT_ACK; 3297 WREG32(DC_HPD6_INT_CONTROL, tmp); 3298 } 3299 } 3300 3301 static void si_irq_disable(struct radeon_device *rdev) 3302 { 3303 si_disable_interrupts(rdev); 3304 /* Wait and acknowledge irq */ 3305 mdelay(1); 3306 si_irq_ack(rdev); 3307 si_disable_interrupt_state(rdev); 3308 } 3309 3310 static void si_irq_suspend(struct radeon_device *rdev) 3311 { 3312 si_irq_disable(rdev); 3313 si_rlc_stop(rdev); 3314 } 3315 3316 static void si_irq_fini(struct radeon_device *rdev) 3317 { 3318 si_irq_suspend(rdev); 3319 r600_ih_ring_fini(rdev); 3320 } 3321 3322 static inline u32 si_get_ih_wptr(struct radeon_device *rdev) 3323 { 3324 u32 wptr, tmp; 3325 3326 if (rdev->wb.enabled) 3327 wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]); 3328 else 3329 wptr = RREG32(IH_RB_WPTR); 3330 3331 if (wptr & RB_OVERFLOW) { 3332 /* When a ring buffer overflow happen start parsing interrupt 3333 * from the last not overwritten vector (wptr + 16). Hopefully 3334 * this should allow us to catchup. 3335 */ 3336 dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, %d, %d)\n", 3337 wptr, rdev->ih.rptr, (wptr + 16) + rdev->ih.ptr_mask); 3338 rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask; 3339 tmp = RREG32(IH_RB_CNTL); 3340 tmp |= IH_WPTR_OVERFLOW_CLEAR; 3341 WREG32(IH_RB_CNTL, tmp); 3342 } 3343 return (wptr & rdev->ih.ptr_mask); 3344 } 3345 3346 /* SI IV Ring 3347 * Each IV ring entry is 128 bits: 3348 * [7:0] - interrupt source id 3349 * [31:8] - reserved 3350 * [59:32] - interrupt source data 3351 * [63:60] - reserved 3352 * [71:64] - RINGID 3353 * [79:72] - VMID 3354 * [127:80] - reserved 3355 */ 3356 int si_irq_process(struct radeon_device *rdev) 3357 { 3358 u32 wptr; 3359 u32 rptr; 3360 u32 src_id, src_data, ring_id; 3361 u32 ring_index; 3362 unsigned long flags; 3363 bool queue_hotplug = false; 3364 3365 if (!rdev->ih.enabled || rdev->shutdown) 3366 return IRQ_NONE; 3367 3368 wptr = si_get_ih_wptr(rdev); 3369 rptr = rdev->ih.rptr; 3370 DRM_DEBUG("si_irq_process start: rptr %d, wptr %d\n", rptr, wptr); 3371 3372 spin_lock_irqsave(&rdev->ih.lock, flags); 3373 if (rptr == wptr) { 3374 spin_unlock_irqrestore(&rdev->ih.lock, flags); 3375 return IRQ_NONE; 3376 } 3377 restart_ih: 3378 /* Order reading of wptr vs. reading of IH ring data */ 3379 rmb(); 3380 3381 /* display interrupts */ 3382 si_irq_ack(rdev); 3383 3384 rdev->ih.wptr = wptr; 3385 while (rptr != wptr) { 3386 /* wptr/rptr are in bytes! */ 3387 ring_index = rptr / 4; 3388 src_id = le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff; 3389 src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 0xfffffff; 3390 ring_id = le32_to_cpu(rdev->ih.ring[ring_index + 2]) & 0xff; 3391 3392 switch (src_id) { 3393 case 1: /* D1 vblank/vline */ 3394 switch (src_data) { 3395 case 0: /* D1 vblank */ 3396 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT) { 3397 if (rdev->irq.crtc_vblank_int[0]) { 3398 drm_handle_vblank(rdev->ddev, 0); 3399 rdev->pm.vblank_sync = true; 3400 wake_up(&rdev->irq.vblank_queue); 3401 } 3402 if (rdev->irq.pflip[0]) 3403 radeon_crtc_handle_flip(rdev, 0); 3404 rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VBLANK_INTERRUPT; 3405 DRM_DEBUG("IH: D1 vblank\n"); 3406 } 3407 break; 3408 case 1: /* D1 vline */ 3409 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT) { 3410 rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VLINE_INTERRUPT; 3411 DRM_DEBUG("IH: D1 vline\n"); 3412 } 3413 break; 3414 default: 3415 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 3416 break; 3417 } 3418 break; 3419 case 2: /* D2 vblank/vline */ 3420 switch (src_data) { 3421 case 0: /* D2 vblank */ 3422 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT) { 3423 if (rdev->irq.crtc_vblank_int[1]) { 3424 drm_handle_vblank(rdev->ddev, 1); 3425 rdev->pm.vblank_sync = true; 3426 wake_up(&rdev->irq.vblank_queue); 3427 } 3428 if (rdev->irq.pflip[1]) 3429 radeon_crtc_handle_flip(rdev, 1); 3430 rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VBLANK_INTERRUPT; 3431 DRM_DEBUG("IH: D2 vblank\n"); 3432 } 3433 break; 3434 case 1: /* D2 vline */ 3435 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT) { 3436 rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VLINE_INTERRUPT; 3437 DRM_DEBUG("IH: D2 vline\n"); 3438 } 3439 break; 3440 default: 3441 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 3442 break; 3443 } 3444 break; 3445 case 3: /* D3 vblank/vline */ 3446 switch (src_data) { 3447 case 0: /* D3 vblank */ 3448 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT) { 3449 if (rdev->irq.crtc_vblank_int[2]) { 3450 drm_handle_vblank(rdev->ddev, 2); 3451 rdev->pm.vblank_sync = true; 3452 wake_up(&rdev->irq.vblank_queue); 3453 } 3454 if (rdev->irq.pflip[2]) 3455 radeon_crtc_handle_flip(rdev, 2); 3456 rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VBLANK_INTERRUPT; 3457 DRM_DEBUG("IH: D3 vblank\n"); 3458 } 3459 break; 3460 case 1: /* D3 vline */ 3461 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT) { 3462 rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VLINE_INTERRUPT; 3463 DRM_DEBUG("IH: D3 vline\n"); 3464 } 3465 break; 3466 default: 3467 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 3468 break; 3469 } 3470 break; 3471 case 4: /* D4 vblank/vline */ 3472 switch (src_data) { 3473 case 0: /* D4 vblank */ 3474 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT) { 3475 if (rdev->irq.crtc_vblank_int[3]) { 3476 drm_handle_vblank(rdev->ddev, 3); 3477 rdev->pm.vblank_sync = true; 3478 wake_up(&rdev->irq.vblank_queue); 3479 } 3480 if (rdev->irq.pflip[3]) 3481 radeon_crtc_handle_flip(rdev, 3); 3482 rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VBLANK_INTERRUPT; 3483 DRM_DEBUG("IH: D4 vblank\n"); 3484 } 3485 break; 3486 case 1: /* D4 vline */ 3487 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT) { 3488 rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VLINE_INTERRUPT; 3489 DRM_DEBUG("IH: D4 vline\n"); 3490 } 3491 break; 3492 default: 3493 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 3494 break; 3495 } 3496 break; 3497 case 5: /* D5 vblank/vline */ 3498 switch (src_data) { 3499 case 0: /* D5 vblank */ 3500 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT) { 3501 if (rdev->irq.crtc_vblank_int[4]) { 3502 drm_handle_vblank(rdev->ddev, 4); 3503 rdev->pm.vblank_sync = true; 3504 wake_up(&rdev->irq.vblank_queue); 3505 } 3506 if (rdev->irq.pflip[4]) 3507 radeon_crtc_handle_flip(rdev, 4); 3508 rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VBLANK_INTERRUPT; 3509 DRM_DEBUG("IH: D5 vblank\n"); 3510 } 3511 break; 3512 case 1: /* D5 vline */ 3513 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT) { 3514 rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VLINE_INTERRUPT; 3515 DRM_DEBUG("IH: D5 vline\n"); 3516 } 3517 break; 3518 default: 3519 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 3520 break; 3521 } 3522 break; 3523 case 6: /* D6 vblank/vline */ 3524 switch (src_data) { 3525 case 0: /* D6 vblank */ 3526 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT) { 3527 if (rdev->irq.crtc_vblank_int[5]) { 3528 drm_handle_vblank(rdev->ddev, 5); 3529 rdev->pm.vblank_sync = true; 3530 wake_up(&rdev->irq.vblank_queue); 3531 } 3532 if (rdev->irq.pflip[5]) 3533 radeon_crtc_handle_flip(rdev, 5); 3534 rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VBLANK_INTERRUPT; 3535 DRM_DEBUG("IH: D6 vblank\n"); 3536 } 3537 break; 3538 case 1: /* D6 vline */ 3539 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT) { 3540 rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VLINE_INTERRUPT; 3541 DRM_DEBUG("IH: D6 vline\n"); 3542 } 3543 break; 3544 default: 3545 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 3546 break; 3547 } 3548 break; 3549 case 42: /* HPD hotplug */ 3550 switch (src_data) { 3551 case 0: 3552 if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) { 3553 rdev->irq.stat_regs.evergreen.disp_int &= ~DC_HPD1_INTERRUPT; 3554 queue_hotplug = true; 3555 DRM_DEBUG("IH: HPD1\n"); 3556 } 3557 break; 3558 case 1: 3559 if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) { 3560 rdev->irq.stat_regs.evergreen.disp_int_cont &= ~DC_HPD2_INTERRUPT; 3561 queue_hotplug = true; 3562 DRM_DEBUG("IH: HPD2\n"); 3563 } 3564 break; 3565 case 2: 3566 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) { 3567 rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~DC_HPD3_INTERRUPT; 3568 queue_hotplug = true; 3569 DRM_DEBUG("IH: HPD3\n"); 3570 } 3571 break; 3572 case 3: 3573 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) { 3574 rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~DC_HPD4_INTERRUPT; 3575 queue_hotplug = true; 3576 DRM_DEBUG("IH: HPD4\n"); 3577 } 3578 break; 3579 case 4: 3580 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) { 3581 rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~DC_HPD5_INTERRUPT; 3582 queue_hotplug = true; 3583 DRM_DEBUG("IH: HPD5\n"); 3584 } 3585 break; 3586 case 5: 3587 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) { 3588 rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~DC_HPD6_INTERRUPT; 3589 queue_hotplug = true; 3590 DRM_DEBUG("IH: HPD6\n"); 3591 } 3592 break; 3593 default: 3594 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 3595 break; 3596 } 3597 break; 3598 case 176: /* RINGID0 CP_INT */ 3599 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX); 3600 break; 3601 case 177: /* RINGID1 CP_INT */ 3602 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP1_INDEX); 3603 break; 3604 case 178: /* RINGID2 CP_INT */ 3605 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP2_INDEX); 3606 break; 3607 case 181: /* CP EOP event */ 3608 DRM_DEBUG("IH: CP EOP\n"); 3609 switch (ring_id) { 3610 case 0: 3611 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX); 3612 break; 3613 case 1: 3614 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP1_INDEX); 3615 break; 3616 case 2: 3617 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP2_INDEX); 3618 break; 3619 } 3620 break; 3621 case 233: /* GUI IDLE */ 3622 DRM_DEBUG("IH: GUI idle\n"); 3623 rdev->pm.gui_idle = true; 3624 wake_up(&rdev->irq.idle_queue); 3625 break; 3626 default: 3627 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data); 3628 break; 3629 } 3630 3631 /* wptr/rptr are in bytes! */ 3632 rptr += 16; 3633 rptr &= rdev->ih.ptr_mask; 3634 } 3635 /* make sure wptr hasn't changed while processing */ 3636 wptr = si_get_ih_wptr(rdev); 3637 if (wptr != rdev->ih.wptr) 3638 goto restart_ih; 3639 if (queue_hotplug) 3640 schedule_work(&rdev->hotplug_work); 3641 rdev->ih.rptr = rptr; 3642 WREG32(IH_RB_RPTR, rdev->ih.rptr); 3643 spin_unlock_irqrestore(&rdev->ih.lock, flags); 3644 return IRQ_HANDLED; 3645 } 3646 3647 /* 3648 * startup/shutdown callbacks 3649 */ 3650 static int si_startup(struct radeon_device *rdev) 3651 { 3652 struct radeon_ring *ring; 3653 int r; 3654 3655 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->ce_fw || 3656 !rdev->rlc_fw || !rdev->mc_fw) { 3657 r = si_init_microcode(rdev); 3658 if (r) { 3659 DRM_ERROR("Failed to load firmware!\n"); 3660 return r; 3661 } 3662 } 3663 3664 r = si_mc_load_microcode(rdev); 3665 if (r) { 3666 DRM_ERROR("Failed to load MC firmware!\n"); 3667 return r; 3668 } 3669 3670 r = r600_vram_scratch_init(rdev); 3671 if (r) 3672 return r; 3673 3674 si_mc_program(rdev); 3675 r = si_pcie_gart_enable(rdev); 3676 if (r) 3677 return r; 3678 si_gpu_init(rdev); 3679 3680 #if 0 3681 r = evergreen_blit_init(rdev); 3682 if (r) { 3683 r600_blit_fini(rdev); 3684 rdev->asic->copy = NULL; 3685 dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r); 3686 } 3687 #endif 3688 /* allocate rlc buffers */ 3689 r = si_rlc_init(rdev); 3690 if (r) { 3691 DRM_ERROR("Failed to init rlc BOs!\n"); 3692 return r; 3693 } 3694 3695 /* allocate wb buffer */ 3696 r = radeon_wb_init(rdev); 3697 if (r) 3698 return r; 3699 3700 r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX); 3701 if (r) { 3702 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); 3703 return r; 3704 } 3705 3706 r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP1_INDEX); 3707 if (r) { 3708 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); 3709 return r; 3710 } 3711 3712 r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP2_INDEX); 3713 if (r) { 3714 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); 3715 return r; 3716 } 3717 3718 /* Enable IRQ */ 3719 r = si_irq_init(rdev); 3720 if (r) { 3721 DRM_ERROR("radeon: IH init failed (%d).\n", r); 3722 radeon_irq_kms_fini(rdev); 3723 return r; 3724 } 3725 si_irq_set(rdev); 3726 3727 ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; 3728 r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET, 3729 CP_RB0_RPTR, CP_RB0_WPTR, 3730 0, 0xfffff, RADEON_CP_PACKET2); 3731 if (r) 3732 return r; 3733 3734 ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]; 3735 r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP1_RPTR_OFFSET, 3736 CP_RB1_RPTR, CP_RB1_WPTR, 3737 0, 0xfffff, RADEON_CP_PACKET2); 3738 if (r) 3739 return r; 3740 3741 ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]; 3742 r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP2_RPTR_OFFSET, 3743 CP_RB2_RPTR, CP_RB2_WPTR, 3744 0, 0xfffff, RADEON_CP_PACKET2); 3745 if (r) 3746 return r; 3747 3748 r = si_cp_load_microcode(rdev); 3749 if (r) 3750 return r; 3751 r = si_cp_resume(rdev); 3752 if (r) 3753 return r; 3754 3755 r = radeon_ib_pool_start(rdev); 3756 if (r) 3757 return r; 3758 3759 r = radeon_ib_test(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]); 3760 if (r) { 3761 DRM_ERROR("radeon: failed testing IB (%d) on CP ring 0\n", r); 3762 rdev->accel_working = false; 3763 return r; 3764 } 3765 3766 r = radeon_ib_test(rdev, CAYMAN_RING_TYPE_CP1_INDEX, &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]); 3767 if (r) { 3768 DRM_ERROR("radeon: failed testing IB (%d) on CP ring 1\n", r); 3769 rdev->accel_working = false; 3770 return r; 3771 } 3772 3773 r = radeon_ib_test(rdev, CAYMAN_RING_TYPE_CP2_INDEX, &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]); 3774 if (r) { 3775 DRM_ERROR("radeon: failed testing IB (%d) on CP ring 2\n", r); 3776 rdev->accel_working = false; 3777 return r; 3778 } 3779 3780 r = radeon_vm_manager_start(rdev); 3781 if (r) 3782 return r; 3783 3784 return 0; 3785 } 3786 3787 int si_resume(struct radeon_device *rdev) 3788 { 3789 int r; 3790 3791 /* Do not reset GPU before posting, on rv770 hw unlike on r500 hw, 3792 * posting will perform necessary task to bring back GPU into good 3793 * shape. 3794 */ 3795 /* post card */ 3796 atom_asic_init(rdev->mode_info.atom_context); 3797 3798 rdev->accel_working = true; 3799 r = si_startup(rdev); 3800 if (r) { 3801 DRM_ERROR("si startup failed on resume\n"); 3802 rdev->accel_working = false; 3803 return r; 3804 } 3805 3806 return r; 3807 3808 } 3809 3810 int si_suspend(struct radeon_device *rdev) 3811 { 3812 /* FIXME: we should wait for ring to be empty */ 3813 radeon_ib_pool_suspend(rdev); 3814 radeon_vm_manager_suspend(rdev); 3815 #if 0 3816 r600_blit_suspend(rdev); 3817 #endif 3818 si_cp_enable(rdev, false); 3819 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false; 3820 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false; 3821 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false; 3822 si_irq_suspend(rdev); 3823 radeon_wb_disable(rdev); 3824 si_pcie_gart_disable(rdev); 3825 return 0; 3826 } 3827 3828 /* Plan is to move initialization in that function and use 3829 * helper function so that radeon_device_init pretty much 3830 * do nothing more than calling asic specific function. This 3831 * should also allow to remove a bunch of callback function 3832 * like vram_info. 3833 */ 3834 int si_init(struct radeon_device *rdev) 3835 { 3836 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; 3837 int r; 3838 3839 /* Read BIOS */ 3840 if (!radeon_get_bios(rdev)) { 3841 if (ASIC_IS_AVIVO(rdev)) 3842 return -EINVAL; 3843 } 3844 /* Must be an ATOMBIOS */ 3845 if (!rdev->is_atom_bios) { 3846 dev_err(rdev->dev, "Expecting atombios for cayman GPU\n"); 3847 return -EINVAL; 3848 } 3849 r = radeon_atombios_init(rdev); 3850 if (r) 3851 return r; 3852 3853 /* Post card if necessary */ 3854 if (!radeon_card_posted(rdev)) { 3855 if (!rdev->bios) { 3856 dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n"); 3857 return -EINVAL; 3858 } 3859 DRM_INFO("GPU not posted. posting now...\n"); 3860 atom_asic_init(rdev->mode_info.atom_context); 3861 } 3862 /* Initialize scratch registers */ 3863 si_scratch_init(rdev); 3864 /* Initialize surface registers */ 3865 radeon_surface_init(rdev); 3866 /* Initialize clocks */ 3867 radeon_get_clock_info(rdev->ddev); 3868 3869 /* Fence driver */ 3870 r = radeon_fence_driver_init(rdev); 3871 if (r) 3872 return r; 3873 3874 /* initialize memory controller */ 3875 r = si_mc_init(rdev); 3876 if (r) 3877 return r; 3878 /* Memory manager */ 3879 r = radeon_bo_init(rdev); 3880 if (r) 3881 return r; 3882 3883 r = radeon_irq_kms_init(rdev); 3884 if (r) 3885 return r; 3886 3887 ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; 3888 ring->ring_obj = NULL; 3889 r600_ring_init(rdev, ring, 1024 * 1024); 3890 3891 ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]; 3892 ring->ring_obj = NULL; 3893 r600_ring_init(rdev, ring, 1024 * 1024); 3894 3895 ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]; 3896 ring->ring_obj = NULL; 3897 r600_ring_init(rdev, ring, 1024 * 1024); 3898 3899 rdev->ih.ring_obj = NULL; 3900 r600_ih_ring_init(rdev, 64 * 1024); 3901 3902 r = r600_pcie_gart_init(rdev); 3903 if (r) 3904 return r; 3905 3906 r = radeon_ib_pool_init(rdev); 3907 rdev->accel_working = true; 3908 if (r) { 3909 dev_err(rdev->dev, "IB initialization failed (%d).\n", r); 3910 rdev->accel_working = false; 3911 } 3912 r = radeon_vm_manager_init(rdev); 3913 if (r) { 3914 dev_err(rdev->dev, "vm manager initialization failed (%d).\n", r); 3915 } 3916 3917 r = si_startup(rdev); 3918 if (r) { 3919 dev_err(rdev->dev, "disabling GPU acceleration\n"); 3920 si_cp_fini(rdev); 3921 si_irq_fini(rdev); 3922 si_rlc_fini(rdev); 3923 radeon_wb_fini(rdev); 3924 r100_ib_fini(rdev); 3925 radeon_vm_manager_fini(rdev); 3926 radeon_irq_kms_fini(rdev); 3927 si_pcie_gart_fini(rdev); 3928 rdev->accel_working = false; 3929 } 3930 3931 /* Don't start up if the MC ucode is missing. 3932 * The default clocks and voltages before the MC ucode 3933 * is loaded are not suffient for advanced operations. 3934 */ 3935 if (!rdev->mc_fw) { 3936 DRM_ERROR("radeon: MC ucode required for NI+.\n"); 3937 return -EINVAL; 3938 } 3939 3940 return 0; 3941 } 3942 3943 void si_fini(struct radeon_device *rdev) 3944 { 3945 #if 0 3946 r600_blit_fini(rdev); 3947 #endif 3948 si_cp_fini(rdev); 3949 si_irq_fini(rdev); 3950 si_rlc_fini(rdev); 3951 radeon_wb_fini(rdev); 3952 radeon_vm_manager_fini(rdev); 3953 r100_ib_fini(rdev); 3954 radeon_irq_kms_fini(rdev); 3955 si_pcie_gart_fini(rdev); 3956 r600_vram_scratch_fini(rdev); 3957 radeon_gem_fini(rdev); 3958 radeon_fence_driver_fini(rdev); 3959 radeon_bo_fini(rdev); 3960 radeon_atombios_fini(rdev); 3961 kfree(rdev->bios); 3962 rdev->bios = NULL; 3963 } 3964 3965